Df_test_queries.csv

,question,train_code
2700,Generate a descriptive stats table for PM2.5 grouped by state in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM2.5', 'stats': ['mean', 'median', 'min', 'max']}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2701,Generate a monthly average PM2.5 table for Kerala for the year 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Kerala'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2702,List the bottom 10 citys with the lowest average PM2.5 in 2020 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2703,Tabulate the yearly average PM2.5 trend for Bihar across all years.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Bihar'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2704,"Show mean, median, minimum, and maximum PM2.5 for each state in 2017 as a table.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM2.5', 'stats': ['mean', 'median', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2705,Create a table showing annual mean PM2.5 levels for Asansol (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Asansol'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2706,Show the number of days each city exceeded a PM2.5 threshold of 60 µg/m³ in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2707,List the top 5 states by average PM2.5 in 2022 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2708,Generate a year-by-year summary table of PM2.5 readings for Bhopal.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Bhopal'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2709,List states with their PM10 violation count and rate (>150 µg/m³) in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2710,Create a ranked table of the 5 best-performing citys by PM2.5 in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2711,Tabulate the 20 worst states for average PM2.5 in 2022 sorted by pollution level.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2712,"Show mean, median, minimum, and maximum PM10 for each state in 2017 as a table.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'DESCRIBE',
    'params': {'by': 'state', 'col': 'PM10', 'stats': ['mean', 'median', 'std', 'min', 'max']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2713,"Tabulate PM10 statistics (mean, std, min, max) for each city in 2023.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM10', 'stats': ['mean', 'median', 'min', 'max']}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2714,Create a table showing annual mean PM10 levels for Patna (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Patna'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2715,Generate a table showing the 20 most polluted citys based on mean PM10 for 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2716,List states with their PM2.5 violation count and rate (>60 µg/m³) in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM2.5 > 60'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2717,List the bottom 15 citys with the lowest average PM10 in 2023 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2718,Tabulate the yearly average PM2.5 trend for Noida across all years.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Noida'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2719,Tabulate the yearly average PM2.5 trend for Bhopal across all years.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Bhopal'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2720,Generate a city × month cross-tab of mean PM2.5 for Bihar in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Bihar'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Araria',
                            'Arrah',
                            'Bettiah',
                            'Bhagalpur',
                            'Bihar Sharif',
                            'Chhapra',
                            'Darbhanga',
                            'Gaya',
                            'Hajipur',
                            'Katihar',
                            'Kishanganj',
                            'Manguraha',
                            'Motihari',
                            'Munger',
                            'Muzaffarpur',
                            'Patna',
                            'Purnia',
                            'Rajgir',
                            'Saharsa',
                            'Sasaram',
                            'Siwan']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2721,Show a pivot table of monthly average PM2.5 by city for West Bengal in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'West Bengal'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': ['Asansol', 'Durgapur', 'Haldia', 'Howrah', 'Kolkata', 'Siliguri']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2722,Create a month-wise summary of average PM10 for Lucknow in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Lucknow'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2723,List states ranked by PM10 concentration relative to their area in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'COMPUTE', 'params': {'denominator': 'area (km2)', 'new_col': 'PM10 per km²', 'numerator': 'PM10'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10 per km²'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10 per km²'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)', 'PM10 per km²']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2724,Create a summary table ranking the top 5 citys by PM10 concentration in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2725,Create a month-wise PM10 breakdown table across cities in Madhya Pradesh for 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Madhya Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Bhopal',
                            'Damoh',
                            'Dewas',
                            'Gwalior',
                            'Indore',
                            'Jabalpur',
                            'Katni',
                            'Maihar',
                            'Mandideep',
                            'Pithampur',
                            'Ratlam',
                            'Sagar',
                            'Satna',
                            'Singrauli',
                            'Ujjain']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2726,Show a pivot table of monthly average PM10 by city for Andhra Pradesh in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Andhra Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': {'field': 'city', 'values': ['Amaravati', 'Rajamahendravaram', 'Tirupati', 'Visakhapatnam']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2727,Show a ranked table of the 5 most polluted states by average PM10 in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2728,Tabulate average PM2.5 for each city in Odisha across all months of 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Odisha'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Angul',
                            'Balasore',
                            'Barbil',
                            'Baripada',
                            'Bhubaneswar',
                            'Bileipada',
                            'Brajrajnagar',
                            'Byasanagar',
                            'Cuttack',
                            'Keonjhar',
                            'Nayagarh',
                            'Rairangpur',
                            'Rourkela',
                            'Suakati',
                            'Talcher',
                            'Tensa']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2729,Tabulate the top 15 states for PM2.5 in 2019 along with their corresponding PM10 values.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2730,Which 10 citys recorded the highest average PM10 levels in 2022? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2731,List all states with their average PM2.5 and population for 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'population']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2732,Which 5 citys had the lowest mean PM10 in 2018? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2733,Tabulate daily PM2.5 exceedances (above 100 µg/m³) per city for 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2734,Create a ranked table of the 5 best-performing citys by PM10 in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2735,"Show average PM2.5, PM10 and the number of monitoring stations per state in 2019.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'col': 'PM2.5', 'fn': 'mean'},
                          {'col': 'PM10', 'fn': 'mean'},
                          {'alias': 'Station Count', 'col': 'station', 'fn': 'nunique'}],
                'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2736,Tabulate daily PM2.5 exceedances (above 60 µg/m³) per city for 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2737,Create a month-wise summary of average PM2.5 for Hyderabad in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Hyderabad'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2738,Show how average PM2.5 varied month by month for Nagaland in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Nagaland'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2739,Show PM10 exceedance count and rate (%) above 150 µg/m³ per state in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2740,"Tabulate PM10 levels, population, and land area per state in 2017.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'population', 'area (km2)']}},
  { 'op': 'RENAME',
    'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2741,"Show the variability of PM10 across citys in 2018 using mean, median, and standard deviation.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'DESCRIBE',
    'params': {'by': 'city', 'col': 'PM10', 'stats': ['mean', 'median', 'std', 'min', 'max']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2742,Create a month-wise summary of average PM2.5 for Mumbai in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Mumbai'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2743,Tabulate area-adjusted PM10 (per km²) for each state in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'COMPUTE', 'params': {'denominator': 'area (km2)', 'new_col': 'PM10 per km²', 'numerator': 'PM10'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10 per km²'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10 per km²'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)', 'PM10 per km²']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2744,List the average PM2.5 for Nashik broken down by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Nashik'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2745,Show average PM10 per state in 2019 with area in km².,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2746,Tabulate daily PM10 exceedances (above 150 µg/m³) per state for 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2747,List the bottom 5 states with the lowest average PM10 in 2024 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2748,Show PM2.5 exceedance count and rate (%) above 60 µg/m³ per state in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM2.5 > 60'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2749,Create a month-by-state breakdown table of mean PM2.5 for 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'state',
                'values': [ 'Andhra Pradesh',
                            'Arunachal Pradesh',
                            'Assam',
                            'Bihar',
                            'Chandigarh',
                            'Chhattisgarh',
                            'Delhi',
                            'Gujarat',
                            'Haryana',
                            'Himachal Pradesh',
                            'Jammu and Kashmir',
                            'Karnataka',
                            'Kerala',
                            'Madhya Pradesh',
                            'Maharashtra',
                            'Meghalaya',
                            'Mizoram',
                            'Nagaland',
                            'Odisha',
                            'Puducherry',
                            'Punjab',
                            'Rajasthan',
                            'Sikkim',
                            'Tamil Nadu',
                            'Telangana',
                            'Tripura',
                            'Uttar Pradesh',
                            'Uttarakhand',
                            'West Bengal']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'state',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2750,Show the number of days each state exceeded a PM10 threshold of 100 µg/m³ in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2751,Create a table of PM2.5 per unit area for all states in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  { 'op': 'COMPUTE',
    'params': {'denominator': 'area (km2)', 'new_col': 'PM2.5 per km²', 'numerator': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5 per km²'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5 per km²'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'area (km2)', 'PM2.5 per km²']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2752,Show the number of days each state exceeded a PM10 threshold of 100 µg/m³ in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2753,List the top 10 states by PM2.5 in 2020 with both PM2.5 and PM10 averages.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2754,List the top 10 citys by PM2.5 in 2020 with both PM2.5 and PM10 averages.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'city'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2755,Show a table of the 20 cleanest citys by average PM10 in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2756,Generate a table showing the 15 most polluted citys based on mean PM2.5 for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2757,Create a summary table ranking the top 20 citys by PM10 concentration in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2758,Tabulate average PM10 for each city in Assam across all months of 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Assam'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Guwahati']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2759,Tabulate population-adjusted PM2.5 levels for each state in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  { 'op': 'COMPUTE',
    'params': { 'denominator': 'population',
                'new_col': 'PM2.5 per million',
                'numerator': 'PM2.5',
                'scale': 1000000}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5 per million'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5 per million'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'population', 'PM2.5 per million']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2760,Show annual average PM10 for Ahmedabad as a table sorted by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Ahmedabad'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2761,Generate a monthly average PM2.5 table for Nagaland for the year 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Nagaland'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2762,Create a table of PM10 exceedance frequency above 150 µg/m³ by state for 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2763,List states with their average PM2.5 and area for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2764,Generate a descriptive stats table for PM2.5 grouped by city in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM2.5', 'stats': ['mean', 'std', 'min', 'max']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2765,Show average PM10 per capita by state in 2023 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  { 'op': 'COMPUTE',
    'params': { 'denominator': 'population',
                'new_col': 'PM10 per million',
                'numerator': 'PM10',
                'scale': 1000000}},
  {'op': 'DROPNA', 'params': {'col': 'PM10 per million'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10 per million'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'population', 'PM10 per million']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2766,List average PM2.5 by month for Bihar in 2024 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Bihar'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2767,Show a table of the top 20 states by average PM2.5 in 2022 including their PM10 levels too.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2768,List the average PM2.5 for Madhya Pradesh broken down by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Madhya Pradesh'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2769,Tabulate mean PM2.5 and land area for each state in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2770,Create a summary table ranking the top 10 states by PM2.5 concentration in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2771,Which 10 citys recorded the highest average PM2.5 levels in 2021? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2772,Create a table showing annual mean PM2.5 levels for Chandigarh (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Chandigarh'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2773,Create a table of PM10 exceedance frequency above 100 µg/m³ by city for 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 100'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2774,Tabulate daily PM10 exceedances (above 100 µg/m³) per city for 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2775,Which 20 citys recorded the highest average PM10 levels in 2019? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2776,Tabulate average and median PM2.5 for all citys in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM2.5', 'stats': ['mean', 'median', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2777,Create a summary table ranking the top 5 states by PM10 concentration in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2778,Tabulate the yearly average PM10 trend for Punjab across all years.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Punjab'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2779,Tabulate the yearly average PM10 trend for Prayagraj across all years.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Prayagraj'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2780,Create a table showing annual mean PM2.5 levels for Hyderabad (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Hyderabad'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2781,List states by PM10 concentration per million inhabitants in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  { 'op': 'COMPUTE',
    'params': { 'denominator': 'population',
                'new_col': 'PM10 per million',
                'numerator': 'PM10',
                'scale': 1000000}},
  {'op': 'DROPNA', 'params': {'col': 'PM10 per million'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10 per million'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'population', 'PM10 per million']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2782,"Create a table showing top 10 citys ranked by PM2.5 in 2020, also showing PM10.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'city'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2783,Create a per-capita PM2.5 summary table by state for 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  { 'op': 'COMPUTE',
    'params': { 'denominator': 'population',
                'new_col': 'PM2.5 per million',
                'numerator': 'PM2.5',
                'scale': 1000000}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5 per million'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5 per million'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'population', 'PM2.5 per million']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2784,Show PM2.5 exceedance count and rate (%) above 100 µg/m³ per city in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM2.5 > 100'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2785,List average PM10 by month for Mizoram in 2022 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Mizoram'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2786,Tabulate average and median PM10 for all states in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM10', 'stats': ['mean', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2787,List states with their average PM10 and area for 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2788,List the bottom 20 citys with the lowest average PM2.5 in 2021 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2789,Create a table with mean and standard deviation of PM2.5 by state in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM2.5', 'stats': ['mean', 'median', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2790,Show a ranked table of the 10 most polluted citys by average PM10 in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2791,Tabulate average PM10 for each city in Odisha across all months of 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Odisha'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Angul',
                            'Balasore',
                            'Barbil',
                            'Baripada',
                            'Bhubaneswar',
                            'Bileipada',
                            'Brajrajnagar',
                            'Byasanagar',
                            'Cuttack',
                            'Keonjhar',
                            'Nayagarh',
                            'Rairangpur',
                            'Rourkela',
                            'Suakati',
                            'Talcher',
                            'Tensa']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2792,Tabulate the 5 worst citys for average PM2.5 in 2017 sorted by pollution level.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2793,List the bottom 10 citys with the lowest average PM2.5 in 2017 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2794,Tabulate mean PM10 and land area for each state in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2795,List states with their average PM10 and area for 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2796,Tabulate the yearly average PM10 trend for Kota across all years.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Kota'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2797,Show a year-wise table of average PM2.5 for Tripura from 2017 to 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tripura'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2798,Create a summary table comparing mean PM2.5 and PM10 across citys in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'city'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2799,"Show the variability of PM10 across citys in 2022 using mean, median, and standard deviation.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'DESCRIBE',
    'params': {'by': 'city', 'col': 'PM10', 'stats': ['mean', 'median', 'std', 'min', 'max']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2800,Create a table of PM10 per unit area for all states in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'COMPUTE', 'params': {'denominator': 'area (km2)', 'new_col': 'PM10 per km²', 'numerator': 'PM10'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10 per km²'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10 per km²'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)', 'PM10 per km²']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2801,Generate a city × month cross-tab of mean PM10 for Uttar Pradesh in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Uttar Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Bulandshahr',
                            'Ghaziabad',
                            'Greater Noida',
                            'Hapur',
                            'Meerut',
                            'Moradabad',
                            'Muzaffarnagar',
                            'Noida']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2802,Tabulate the monthly mean PM2.5 levels for Moradabad during 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Moradabad'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2803,Show a table of the 5 cleanest citys by average PM10 in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2804,List the bottom 10 citys with the lowest average PM2.5 in 2019 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2805,List average PM2.5 by month for Karnataka in 2020 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Karnataka'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2806,List the average PM2.5 for Bhilai broken down by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Bhilai'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2807,Create a summary table ranking the top 20 states by PM2.5 concentration in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2808,Create a table showing PM2.5 spread (min to max) and central tendency per state for 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM2.5', 'stats': ['mean', 'median', 'min', 'max']}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2809,Show the number of days each state exceeded a PM2.5 threshold of 100 µg/m³ in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2810,Show a pivot table of monthly average PM2.5 by city for West Bengal in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'West Bengal'}},
  { 'op': 'OR_FILTER',
    'params': {'field': 'city', 'values': ['Asansol', 'Durgapur', 'Howrah', 'Kolkata', 'Siliguri']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2811,Show PM10 exceedance count and rate (%) above 150 µg/m³ per city in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2812,Show PM10 exceedance count and rate (%) above 100 µg/m³ per state in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 100'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2813,Create a month-wise summary of average PM10 for Asansol in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Asansol'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2814,Create a table showing PM10 spread (min to max) and central tendency per city for 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM10', 'stats': ['mean', 'median', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2815,Tabulate mean PM10 and land area for each state in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2816,Show how average PM10 varied month by month for Mumbai in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Mumbai'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2817,Tabulate days with PM2.5 > 100 µg/m³ and exceedance percentage per state in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM2.5 > 100'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2818,Generate a dual-pollutant summary table (PM2.5 and PM10) by state for 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2819,Show a table of average PM2.5 per state in 2019 along with population.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'population']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2820,Tabulate the top 15 citys for PM2.5 in 2017 along with their corresponding PM10 values.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'city'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2821,Tabulate average and median PM2.5 for all citys in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM2.5', 'stats': ['mean', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2822,Generate a table showing the 5 most polluted states based on mean PM2.5 for 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2823,List the bottom 20 citys with the lowest average PM10 in 2019 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2824,Show how average PM10 varied month by month for Delhi in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Delhi'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2825,Show how many times PM2.5 exceeded 60 µg/m³ per day across states in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2826,Generate a city × month cross-tab of mean PM2.5 for Karnataka in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Karnataka'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Bengaluru']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2827,List the top 15 citys by PM2.5 in 2019 with both PM2.5 and PM10 averages.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'city'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2828,Show PM2.5 exceedance count and rate (%) above 100 µg/m³ per state in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM2.5 > 100'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2829,Show a pivot table of monthly average PM2.5 by city for Tamil Nadu in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tamil Nadu'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Chennai', 'Coimbatore']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2830,List citys with their PM2.5 violation count and rate (>60 µg/m³) in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM2.5 > 60'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2831,Create a table showing annual mean PM10 levels for Howrah (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Howrah'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2832,List the bottom 20 citys with the lowest average PM10 in 2017 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2833,List states by PM10 concentration per million inhabitants in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  { 'op': 'COMPUTE',
    'params': { 'denominator': 'population',
                'new_col': 'PM10 per million',
                'numerator': 'PM10',
                'scale': 1000000}},
  {'op': 'DROPNA', 'params': {'col': 'PM10 per million'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10 per million'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'population', 'PM10 per million']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2834,Generate a dual-pollutant summary table (PM2.5 and PM10) by state for 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2835,Generate a city × month cross-tab of mean PM10 for Karnataka in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Karnataka'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Bagalkot',
                            'Bengaluru',
                            'Chikkaballapur',
                            'Chikkamagaluru',
                            'Kolar',
                            'Mysuru',
                            'Ramanagara']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2836,Show the number of days each state exceeded a PM10 threshold of 150 µg/m³ in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2837,Tabulate days with PM10 > 150 µg/m³ and exceedance percentage per city in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2838,List the average PM2.5 for Meghalaya broken down by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Meghalaya'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2839,Tabulate daily PM2.5 exceedances (above 60 µg/m³) per city for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2840,Show a ranked table of the 20 most polluted states by average PM10 in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2841,Show a ranked table of the 20 most polluted states by average PM10 in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2842,Generate a cross-tab of state vs month for average PM2.5 in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'state',
                'values': [ 'Andhra Pradesh',
                            'Arunachal Pradesh',
                            'Assam',
                            'Bihar',
                            'Chandigarh',
                            'Chhattisgarh',
                            'Delhi',
                            'Gujarat',
                            'Haryana',
                            'Jammu and Kashmir',
                            'Karnataka',
                            'Kerala',
                            'Madhya Pradesh',
                            'Maharashtra',
                            'Meghalaya',
                            'Mizoram',
                            'Nagaland',
                            'Odisha',
                            'Puducherry',
                            'Punjab',
                            'Rajasthan',
                            'Tamil Nadu',
                            'Telangana',
                            'Tripura',
                            'Uttar Pradesh',
                            'West Bengal']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'state',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2843,Create a month-wise PM2.5 breakdown table across cities in Tamil Nadu for 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tamil Nadu'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Chennai', 'Gummidipoondi']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2844,Create a ranked table of the 10 best-performing citys by PM2.5 in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2845,Generate a year-by-year summary table of PM2.5 readings for Chennai.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Chennai'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2846,"Show descriptive statistics of PM2.5 (mean, median, std, min, max) per city in 2024.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM2.5', 'stats': ['mean', 'median', 'min', 'max']}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2847,Generate a city × month cross-tab of mean PM10 for Uttar Pradesh in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Uttar Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Agra',
                            'Baghpat',
                            'Bareilly',
                            'Bulandshahr',
                            'Firozabad',
                            'Ghaziabad',
                            'Gorakhpur',
                            'Greater Noida',
                            'Hapur',
                            'Jhansi',
                            'Kanpur',
                            'Khurja',
                            'Lucknow',
                            'Meerut',
                            'Moradabad',
                            'Muzaffarnagar',
                            'Noida',
                            'Prayagraj',
                            'Varanasi',
                            'Vrindavan']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2848,Show PM10 averages in a state × month matrix for 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'state',
                'values': [ 'Andhra Pradesh',
                            'Assam',
                            'Bihar',
                            'Chandigarh',
                            'Delhi',
                            'Gujarat',
                            'Haryana',
                            'Karnataka',
                            'Kerala',
                            'Madhya Pradesh',
                            'Maharashtra',
                            'Meghalaya',
                            'Odisha',
                            'Punjab',
                            'Rajasthan',
                            'Tamil Nadu',
                            'Telangana',
                            'Uttar Pradesh',
                            'West Bengal']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'state',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2849,List states with their PM10 violation count and rate (>150 µg/m³) in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2850,Create a month-wise PM10 breakdown table across cities in Uttar Pradesh for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Uttar Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Baghpat',
                            'Bulandshahr',
                            'Ghaziabad',
                            'Greater Noida',
                            'Moradabad',
                            'Noida',
                            'Varanasi']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2851,Generate a descriptive stats table for PM10 grouped by city in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM10', 'stats': ['mean', 'std', 'min', 'max']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2852,Show a pivot table of monthly average PM2.5 by city for Gujarat in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Gujarat'}},
  { 'op': 'OR_FILTER',
    'params': {'field': 'city', 'values': ['Ahmedabad', 'Ankleshwar', 'Gandhinagar', 'Nandesari', 'Vatva']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2853,Show a table of the 5 cleanest states by average PM10 in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2854,Show a table of the top 15 states by average PM2.5 in 2018 including their PM10 levels too.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2855,Which 15 states had the lowest mean PM10 in 2024? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2856,Create a table showing annual mean PM2.5 levels for Gwalior (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Gwalior'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2857,Create a month-wise summary of average PM2.5 for Andhra Pradesh in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Andhra Pradesh'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2858,Show a year-wise table of average PM2.5 for Nagpur from 2017 to 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Nagpur'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2859,Generate a cross-tab of state vs month for average PM2.5 in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'state',
                'values': [ 'Andhra Pradesh',
                            'Assam',
                            'Bihar',
                            'Chandigarh',
                            'Delhi',
                            'Gujarat',
                            'Haryana',
                            'Karnataka',
                            'Kerala',
                            'Madhya Pradesh',
                            'Maharashtra',
                            'Meghalaya',
                            'Odisha',
                            'Punjab',
                            'Rajasthan',
                            'Tamil Nadu',
                            'Telangana',
                            'Uttar Pradesh',
                            'West Bengal']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'state',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2860,Tabulate the top 15 states for PM2.5 in 2020 along with their corresponding PM10 values.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2861,Create a month-wise summary of average PM10 for West Bengal in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'West Bengal'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2862,Create a table showing annual mean PM2.5 levels for Haryana (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Haryana'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2863,Show a pivot table of monthly average PM2.5 by city for Maharashtra in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Maharashtra'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Chandrapur',
                            'Kalyan',
                            'Mumbai',
                            'Nagpur',
                            'Nashik',
                            'Navi Mumbai',
                            'Pune',
                            'Solapur']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2864,Tabulate average PM2.5 for each city in Rajasthan across all months of 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Rajasthan'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': ['Ajmer', 'Alwar', 'Bhiwadi', 'Jaipur', 'Jodhpur', 'Kota', 'Pali', 'Udaipur']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2865,Create a ranked table of the 15 best-performing citys by PM10 in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2866,Show a table of the 10 cleanest states by average PM10 in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2867,Which 10 states recorded the highest average PM10 levels in 2021? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2868,Generate a city × month cross-tab of mean PM2.5 for Punjab in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Punjab'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Amritsar',
                            'Bathinda',
                            'Jalandhar',
                            'Khanna',
                            'Ludhiana',
                            'Mandi Gobindgarh',
                            'Patiala',
                            'Rupnagar']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2869,Create a month-wise PM2.5 breakdown table across cities in Assam for 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Assam'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Guwahati']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2870,List the average PM10 for Asansol broken down by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Asansol'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2871,"Show a table of average PM10, population, and area for all states in 2021.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'population', 'area (km2)']}},
  { 'op': 'RENAME',
    'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2872,Tabulate average PM10 for each city in Maharashtra across all months of 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Maharashtra'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Aurangabad',
                            'Chandrapur',
                            'Kalyan',
                            'Mumbai',
                            'Nagpur',
                            'Nashik',
                            'Navi Mumbai',
                            'Pune',
                            'Solapur',
                            'Thane']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2873,Show a table of average PM2.5 and PM10 for all states in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2874,Show a pivot table of monthly average PM2.5 by city for Rajasthan in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Rajasthan'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Ajmer',
                            'Alwar',
                            'Banswara',
                            'Baran',
                            'Barmer',
                            'Bharatpur',
                            'Bhilwara',
                            'Bhiwadi',
                            'Bikaner',
                            'Bundi',
                            'Chittorgarh',
                            'Churu',
                            'Dausa',
                            'Dholpur',
                            'Dungarpur',
                            'Hanumangarh',
                            'Jaipur',
                            'Jaisalmer',
                            'Jalore',
                            'Jhalawar',
                            'Jhunjhunu',
                            'Jodhpur',
                            'Karauli',
                            'Kota',
                            'Nagaur',
                            'Pali',
                            'Pratapgarh',
                            'Rajsamand',
                            'Sawai Madhopur',
                            'Sikar',
                            'Sirohi',
                            'Sri Ganganagar',
                            'Tonk',
                            'Udaipur']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2875,List the average PM10 for Kerala broken down by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Kerala'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2876,Tabulate average PM2.5 for each city in Tamil Nadu across all months of 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tamil Nadu'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Chennai', 'Coimbatore']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2877,Create a month-wise PM10 breakdown table across cities in Odisha for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Odisha'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Brajrajnagar', 'Talcher']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2878,List average PM2.5 by month for Uttar Pradesh in 2024 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Uttar Pradesh'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2879,Show PM2.5 averages in a state × month matrix for 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'state',
                'values': [ 'Andhra Pradesh',
                            'Assam',
                            'Bihar',
                            'Chandigarh',
                            'Delhi',
                            'Gujarat',
                            'Haryana',
                            'Karnataka',
                            'Kerala',
                            'Madhya Pradesh',
                            'Maharashtra',
                            'Mizoram',
                            'Nagaland',
                            'Odisha',
                            'Puducherry',
                            'Punjab',
                            'Rajasthan',
                            'Tamil Nadu',
                            'Telangana',
                            'Tripura',
                            'Uttar Pradesh',
                            'West Bengal']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'state',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2880,List states ranked by PM2.5 concentration relative to their area in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  { 'op': 'COMPUTE',
    'params': {'denominator': 'area (km2)', 'new_col': 'PM2.5 per km²', 'numerator': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5 per km²'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5 per km²'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'area (km2)', 'PM2.5 per km²']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2881,Tabulate area-adjusted PM10 (per km²) for each state in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'COMPUTE', 'params': {'denominator': 'area (km2)', 'new_col': 'PM10 per km²', 'numerator': 'PM10'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10 per km²'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10 per km²'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)', 'PM10 per km²']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2882,"Tabulate the distribution of PM2.5 per state in 2017 including mean, median, and std.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM2.5', 'stats': ['mean', 'std', 'min', 'max']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2883,Show a pivot table of monthly average PM10 by city for Kerala in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Kerala'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Eloor',
                            'Kannur',
                            'Kochi',
                            'Kollam',
                            'Kozhikode',
                            'Thiruvananthapuram',
                            'Thrissur']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2884,"Show descriptive statistics of PM10 (mean, median, std, min, max) per state in 2022.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM10', 'stats': ['mean', 'median', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2885,Show how many times PM2.5 exceeded 100 µg/m³ per day across states in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2886,Generate a table showing the 5 most polluted citys based on mean PM10 for 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2887,Create a table showing annual mean PM10 levels for Gwalior (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Gwalior'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2888,Show how many times PM10 exceeded 150 µg/m³ per day across citys in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2889,Show how average PM2.5 varied month by month for Solapur in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Solapur'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2890,Create a table of PM10 exceedance frequency above 100 µg/m³ by state for 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 100'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2891,Create a table showing PM2.5 levels and population for each state in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'population']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2892,"Show the variability of PM2.5 across citys in 2018 using mean, median, and standard deviation.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM2.5', 'stats': ['mean', 'median', 'min', 'max']}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2893,Show a table of the 20 cleanest states by average PM2.5 in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2894,Create a table of PM2.5 exceedance frequency above 60 µg/m³ by city for 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM2.5 > 60'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2895,Tabulate mean PM2.5 alongside state population figures for 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'population']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2896,Create a ranked table of the 20 best-performing citys by PM10 in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2897,Show how many times PM10 exceeded 100 µg/m³ per day across citys in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2898,Create a table of PM10 exceedance frequency above 150 µg/m³ by city for 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2899,Create a table with mean and standard deviation of PM10 by state in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM10', 'stats': ['mean', 'median', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2900,Tabulate daily PM10 exceedances (above 150 µg/m³) per city for 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2901,Create a month-wise PM10 breakdown table across cities in West Bengal for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'West Bengal'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Asansol', 'Howrah', 'Kolkata', 'Siliguri']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2902,Show annual average PM2.5 for Thiruvananthapuram as a table sorted by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Thiruvananthapuram'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2903,Which 10 states recorded the highest average PM10 levels in 2022? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2904,Show a monthly breakdown table of average PM10 for Madhya Pradesh in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Madhya Pradesh'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2905,List the bottom 15 states with the lowest average PM10 in 2018 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2906,Create a table of state PM2.5 levels and geographic area for 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2907,Tabulate area-adjusted PM2.5 (per km²) for each state in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  { 'op': 'COMPUTE',
    'params': {'denominator': 'area (km2)', 'new_col': 'PM2.5 per km²', 'numerator': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5 per km²'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5 per km²'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'area (km2)', 'PM2.5 per km²']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2908,Create a month-wise summary of average PM10 for Jodhpur in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Jodhpur'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2909,Create a table showing annual mean PM2.5 levels for Patna (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Patna'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2910,Create a month-wise summary of average PM10 for Chandigarh in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Chandigarh'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2911,Show a table of average PM2.5 and PM10 for all states in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2912,Show annual average PM10 for Karnataka as a table sorted by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Karnataka'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2913,Generate a table showing the 10 most polluted citys based on mean PM2.5 for 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2914,Show how many times PM10 exceeded 150 µg/m³ per day across citys in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2915,Show a monthly breakdown table of average PM2.5 for Gurugram in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Gurugram'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2916,Tabulate average and median PM10 for all states in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM10', 'stats': ['mean', 'median', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2917,Show the number of days each city exceeded a PM10 threshold of 100 µg/m³ in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2918,Tabulate how average PM10 changed year by year for each state.,"<pipeline>
[ { 'op': 'OR_FILTER',
    'params': { 'field': 'state',
                'values': [ 'Andhra Pradesh',
                            'Delhi',
                            'Haryana',
                            'Jharkhand',
                            'Karnataka',
                            'Kerala',
                            'Madhya Pradesh',
                            'Maharashtra',
                            'Odisha',
                            'Punjab',
                            'Rajasthan',
                            'Telangana',
                            'Uttar Pradesh',
                            'West Bengal']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'year',
                'fn': 'mean',
                'index': 'state',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2919,Tabulate both PM2.5 and PM10 averages by state for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2920,Show a year-wise table of average PM2.5 for Bihar from 2017 to 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Bihar'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2921,List the average PM2.5 for Faridabad broken down by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Faridabad'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2922,List average PM10 by month for Ahmedabad in 2024 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Ahmedabad'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2923,Generate a year-by-year summary table of PM2.5 readings for Haryana.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Haryana'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2924,List the top 10 citys by average PM10 in 2024 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2925,"Tabulate PM10 statistics (mean, std, min, max) for each city in 2021.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'DESCRIBE',
    'params': {'by': 'city', 'col': 'PM10', 'stats': ['mean', 'median', 'std', 'min', 'max']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2926,Create a table of PM10 standard violations (>150 µg/m³) per state in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2927,Show a ranked table of the 15 most polluted citys by average PM10 in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2928,Show average PM2.5 per capita by state in 2018 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  { 'op': 'COMPUTE',
    'params': { 'denominator': 'population',
                'new_col': 'PM2.5 per million',
                'numerator': 'PM2.5',
                'scale': 1000000}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5 per million'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5 per million'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'population', 'PM2.5 per million']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2929,Tabulate the 5 worst states for average PM10 in 2021 sorted by pollution level.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2930,Tabulate the 10 worst states for average PM10 in 2024 sorted by pollution level.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2931,Generate a year-by-year summary table of PM2.5 readings for Nashik.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Nashik'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2932,Create a summary table ranking the top 10 states by PM2.5 concentration in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2933,Generate a city × month cross-tab of mean PM2.5 for Uttar Pradesh in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Uttar Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Agra',
                            'Baghpat',
                            'Bareilly',
                            'Bulandshahr',
                            'Firozabad',
                            'Ghaziabad',
                            'Gorakhpur',
                            'Greater Noida',
                            'Hapur',
                            'Jhansi',
                            'Kanpur',
                            'Khurja',
                            'Lucknow',
                            'Meerut',
                            'Moradabad',
                            'Muzaffarnagar',
                            'Noida',
                            'Prayagraj',
                            'Varanasi',
                            'Vrindavan']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2934,Create a ranked table of the 15 best-performing citys by PM2.5 in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2935,List the top 15 citys by PM2.5 in 2021 with both PM2.5 and PM10 averages.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'city'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2936,List the top 10 citys by average PM2.5 in 2020 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2937,Tabulate the 5 citys with the least PM10 pollution in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2938,Create a table showing PM10 spread (min to max) and central tendency per state for 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM10', 'stats': ['mean', 'std', 'min', 'max']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2939,Create a table of PM2.5 standard violations (>60 µg/m³) per city in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2940,List average PM2.5 by month for Himachal Pradesh in 2022 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Himachal Pradesh'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2941,Show a ranked table of the 20 most polluted citys by average PM10 in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2942,"Show the mean, median and standard deviation of PM2.5 per city in 2018 as a table.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM2.5', 'stats': ['mean', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2943,Generate a table showing the 15 most polluted states based on mean PM2.5 for 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2944,Tabulate the monthly mean PM2.5 levels for Kolkata during 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Kolkata'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2945,Show PM10 exceedance count and rate (%) above 150 µg/m³ per city in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2946,Create a month-wise PM10 breakdown table across cities in West Bengal for 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'West Bengal'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': ['Asansol', 'Barrackpore', 'Durgapur', 'Haldia', 'Howrah', 'Kolkata', 'Siliguri']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2947,Generate a year-by-year summary table of PM2.5 readings for Tripura.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tripura'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2948,Create a month-wise PM2.5 breakdown table across cities in Uttar Pradesh for 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Uttar Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Agra',
                            'Bulandshahr',
                            'Firozabad',
                            'Ghaziabad',
                            'Gorakhpur',
                            'Greater Noida',
                            'Hapur',
                            'Kanpur',
                            'Lucknow',
                            'Meerut',
                            'Moradabad',
                            'Muzaffarnagar',
                            'Noida',
                            'Prayagraj',
                            'Varanasi',
                            'Vrindavan']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2949,Create a summary table ranking the top 10 citys by PM10 concentration in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2950,List the average PM2.5 for Jaipur broken down by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Jaipur'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2951,Show how many times PM10 exceeded 100 µg/m³ per day across citys in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2952,"Show the variability of PM10 across states in 2019 using mean, median, and standard deviation.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'DESCRIBE', 'params': {'by': 'state', 'col': 'PM10', 'stats': ['mean', 'q25', 'median', 'q75']}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2953,Show a monthly breakdown table of average PM2.5 for Durgapur in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Durgapur'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2954,Show PM10 exceedance count and rate (%) above 150 µg/m³ per state in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2955,List average PM10 by month for Hyderabad in 2023 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Hyderabad'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2956,Tabulate the 10 states with the least PM2.5 pollution in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2957,List average PM2.5 by month for Kerala in 2017 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Kerala'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2958,Which 5 citys had the lowest mean PM2.5 in 2018? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2959,List the top 20 states by average PM10 in 2021 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 20}}]
</pipeline>"
2960,Show the number of days each state exceeded a PM10 threshold of 150 µg/m³ in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2961,Show a table of the 10 cleanest citys by average PM10 in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2962,Tabulate average PM2.5 for each state across all months in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'state',
                'values': [ 'Andhra Pradesh',
                            'Bihar',
                            'Delhi',
                            'Haryana',
                            'Karnataka',
                            'Maharashtra',
                            'Tamil Nadu',
                            'Telangana',
                            'Uttar Pradesh']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'state',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2963,Generate a year-by-year summary table of PM10 readings for Mumbai.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Mumbai'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2964,Create a table showing PM10 levels and population for each state in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'population']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2965,List the bottom 15 states with the lowest average PM10 in 2019 as a table.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2966,Show a table of the 15 cleanest citys by average PM2.5 in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2967,Show a pivot table of monthly average PM2.5 by city for Uttar Pradesh in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Uttar Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Agra',
                            'Baghpat',
                            'Bareilly',
                            'Bulandshahr',
                            'Firozabad',
                            'Ghaziabad',
                            'Gorakhpur',
                            'Greater Noida',
                            'Hapur',
                            'Jhansi',
                            'Kanpur',
                            'Khurja',
                            'Lucknow',
                            'Meerut',
                            'Moradabad',
                            'Muzaffarnagar',
                            'Prayagraj',
                            'Varanasi',
                            'Vrindavan']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2968,Tabulate average PM10 for each city in Odisha across all months of 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Odisha'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Brajrajnagar', 'Talcher']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2969,Create a month-wise PM2.5 breakdown table across cities in Karnataka for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Karnataka'}},
  { 'op': 'OR_FILTER',
    'params': {'field': 'city', 'values': ['Bengaluru', 'Chikkaballapur', 'Hubballi', 'Kalaburagi']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2970,Create a table showing annual mean PM10 levels for Mumbai (2017–2024).,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Mumbai'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2971,Generate a city × month cross-tab of mean PM10 for Kerala in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Kerala'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': ['Eloor', 'Kannur', 'Kochi', 'Kollam', 'Thiruvananthapuram', 'Thrissur']}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2972,Show annual average PM2.5 for Gandhinagar as a table sorted by year.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Gandhinagar'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2973,Show a monthly breakdown table of average PM2.5 for Nagpur in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Nagpur'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2974,Create a table of PM10 standard violations (>150 µg/m³) per state in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2975,Show a pivot table of monthly average PM2.5 by city for Tamil Nadu in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tamil Nadu'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Chennai']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2976,Generate a monthly average PM2.5 table for Mizoram for the year 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Mizoram'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2977,Tabulate the 15 states with the least PM2.5 pollution in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2978,Tabulate average PM2.5 for each city in Tamil Nadu across all months of 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tamil Nadu'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Chennai']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2979,Create a table of PM2.5 standard violations (>60 µg/m³) per state in 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 60}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 60', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'state'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 60'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2980,Tabulate area-adjusted PM2.5 (per km²) for each state in 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  { 'op': 'COMPUTE',
    'params': {'denominator': 'area (km2)', 'new_col': 'PM2.5 per km²', 'numerator': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5 per km²'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5 per km²'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'area (km2)', 'PM2.5 per km²']}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2981,"Tabulate PM2.5 statistics (mean, std, min, max) for each city in 2017.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DESCRIBE', 'params': {'by': 'city', 'col': 'PM2.5', 'stats': ['mean', 'median', 'std']}},
  {'op': 'DROPNA', 'params': {'col': 'std'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'mean'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2982,Show a table of average PM10 per state in 2020 along with population.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'population']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2983,Which 10 citys recorded the highest average PM2.5 levels in 2024? Tabulate the results.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 10}}]
</pipeline>"
2984,Generate a monthly average PM2.5 table for Chennai for the year 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'FILTER', 'params': {'field': 'city', 'value': 'Chennai'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2985,Show a table of average PM2.5 and PM10 for all citys in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'city'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2986,Show average PM10 per state in 2024 with area in km².,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2024}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM10'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM10', 'area (km2)']}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'area (km2)': 'Area (km²)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2987,"Create a table of PM2.5, PM10 and station counts by state for 2023.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'col': 'PM2.5', 'fn': 'mean'},
                          {'col': 'PM10', 'fn': 'mean'},
                          {'alias': 'Station Count', 'col': 'station', 'fn': 'nunique'}],
                'by': 'state'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2988,Create a ranked table of the 5 best-performing citys by PM10 in 2017.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2017}},
  {'op': 'AGG', 'params': {'by': 'city', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'PM10'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2989,"Create a comprehensive state summary with PM2.5, population, and area for 2018.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'JOIN', 'params': {'on': 'state', 'source': 'states'}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'population', 'value': 0}},
  {'op': 'FILTER_JOIN', 'params': {'comparison': 'gt', 'field': 'area (km2)', 'value': 0}},
  {'op': 'DROPNA', 'params': {'col': 'population'}},
  {'op': 'DROPNA', 'params': {'col': 'area (km2)'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'SELECT_COLS', 'params': {'cols': ['state', 'PM2.5', 'population', 'area (km2)']}},
  { 'op': 'RENAME',
    'params': { 'map': { 'PM2.5': 'Avg PM2.5 (µg/m³)',
                         'area (km2)': 'Area (km²)',
                         'population': 'Population'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2990,Show a year-wise table of average PM2.5 for Tamil Nadu from 2017 to 2024.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tamil Nadu'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'AGG', 'params': {'by': 'year', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'year'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)', 'year': 'Year'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2991,Show how many times PM2.5 exceeded 100 µg/m³ per day across citys in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM2.5', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 100}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM2.5 > 100', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM2.5', 'fn': 'count'}],
                'by': 'city'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM2.5 > 100'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2992,Tabulate the monthly mean PM10 levels for Delhi during 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Delhi'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'AGG', 'params': {'by': 'month', 'col': 'PM10', 'fn': 'mean'}},
  {'op': 'SORT', 'params': {'ascending': True, 'col': 'month'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'month': 'Month'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2993,Tabulate days with PM10 > 150 µg/m³ and exceedance percentage per city in 2018.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2018}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'ADD_FLAG', 'params': {'col': 'PM10', 'comparison': 'gt', 'new_col': 'exceeds', 'value': 150}},
  { 'op': 'MULTI_AGG',
    'params': { 'aggs': [ {'alias': 'Days PM10 > 150', 'col': 'exceeds', 'fn': 'sum'},
                          {'alias': 'Total Days', 'col': 'PM10', 'fn': 'count'}],
                'by': 'city'}},
  { 'op': 'ADD_RATE',
    'params': { 'denominator': 'Total Days',
                'new_col': 'Exceedance Rate (%)',
                'numerator': 'Days PM10 > 150'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Days PM10 > 150'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2994,Create a summary table ranking the top 15 states by PM2.5 concentration in 2023.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2023}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 15}}]
</pipeline>"
2995,Create a month-wise PM2.5 breakdown table across cities in Uttar Pradesh for 2019.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2019}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Uttar Pradesh'}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'city',
                'values': [ 'Agra',
                            'Baghpat',
                            'Bulandshahr',
                            'Ghaziabad',
                            'Greater Noida',
                            'Kanpur',
                            'Lucknow',
                            'Moradabad',
                            'Noida',
                            'Varanasi']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2996,Generate a cross-tab of state vs month for average PM2.5 in 2021.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2021}},
  { 'op': 'OR_FILTER',
    'params': { 'field': 'state',
                'values': [ 'Andhra Pradesh',
                            'Assam',
                            'Bihar',
                            'Chandigarh',
                            'Delhi',
                            'Gujarat',
                            'Haryana',
                            'Karnataka',
                            'Kerala',
                            'Madhya Pradesh',
                            'Maharashtra',
                            'Mizoram',
                            'Nagaland',
                            'Odisha',
                            'Puducherry',
                            'Punjab',
                            'Rajasthan',
                            'Tamil Nadu',
                            'Telangana',
                            'Tripura',
                            'Uttar Pradesh',
                            'West Bengal']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'state',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2997,Generate a city × month cross-tab of mean PM2.5 for Tamil Nadu in 2022.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2022}},
  {'op': 'FILTER', 'params': {'field': 'state', 'value': 'Tamil Nadu'}},
  {'op': 'OR_FILTER', 'params': {'field': 'city', 'values': ['Chennai', 'Coimbatore', 'Gummidipoondi']}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  { 'op': 'PIVOT',
    'params': { 'add_row_summary': True,
                'col_source': 'month',
                'fn': 'mean',
                'index': 'city',
                'value_col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'Annual Avg'}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': -1}}]
</pipeline>"
2998,"Create a table showing top 5 citys ranked by PM2.5 in 2020, also showing PM10.","<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  { 'op': 'MULTI_AGG',
    'params': {'aggs': [{'col': 'PM2.5', 'fn': 'mean'}, {'col': 'PM10', 'fn': 'mean'}], 'by': 'city'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'DROPNA', 'params': {'col': 'PM10'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM10': 'Avg PM10 (µg/m³)', 'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"
2999,Create a summary table ranking the top 5 states by PM2.5 concentration in 2020.,"<pipeline>
[ {'op': 'FILTER', 'params': {'field': 'year', 'value': 2020}},
  {'op': 'AGG', 'params': {'by': 'state', 'col': 'PM2.5', 'fn': 'mean'}},
  {'op': 'DROPNA', 'params': {'col': 'PM2.5'}},
  {'op': 'SORT', 'params': {'ascending': False, 'col': 'PM2.5'}},
  {'op': 'RENAME', 'params': {'map': {'PM2.5': 'Avg PM2.5 (µg/m³)'}}},
  {'op': 'SELECT', 'params': {'mode': 'table', 'n': 5}}]
</pipeline>"