/*
{
  "qid": "014",
  "task_type": "ambig",
  "has_intended_resolution": true,
  "language": "SQLite",
  "db": "retails",
  "question": "Show the supplier that supplies the most parts in their inventory in each region.",
  "gold_ambiguity_points": [
    {
      "id": "A",
      "phrase": "supplies the most parts",
      "type": "finite",
      "ambiguity_type": "semantic_computation",
      "interpretations": [
        "supplies the largest number of distinct parts",
        "supplies the largest total inventory quantity"
      ],
      "intended_interpretation_idx": 0
    }
  ],
  "gold_intended_query_id": "GQRY-A.0",
  "extra_info": {}
}
*/


----- START OF GOLD QUERY `GQRY-A.0` -----
/*
{
  "id": "GQRY-A.0",
  "parameter_names": [],
  "parameter_values": {},
  "other_exec_results": [],
  "required_columns": [
    1,
    3
  ],
  "required_sorted": false,
  "extra_info": {
    "ambiguity_resolution": {
      "[A] supplies the most parts": "supplies the largest number of distinct parts"
    }
  }
}
*/
WITH supplier_part_count AS (
SELECT r.r_regionkey AS region_key,
r.r_name AS region_name,
s.s_suppkey,
s.s_name,
COUNT(DISTINCT ps.ps_partkey) AS total_quantity,
RANK() OVER (PARTITION BY r.r_regionkey ORDER BY COUNT(DISTINCT ps.ps_partkey) DESC) AS rn
FROM supplier s
JOIN nation n ON s.s_nationkey = n.n_nationkey
JOIN region r ON n.n_regionkey = r.r_regionkey
JOIN partsupp ps ON s.s_suppkey = ps.ps_suppkey
GROUP BY r.r_regionkey, r.r_name, s.s_suppkey, s.s_name
)
SELECT region_key, region_name, s_suppkey, s_name, total_quantity
FROM supplier_part_count
WHERE rn = 1;
/* EXEC RESULT
 region_key region_name  s_suppkey             s_name  total_quantity
          0      AFRICA          2 Supplier#000000002              80
          0      AFRICA          7 Supplier#000000007              80
          0      AFRICA          8 Supplier#000000008              80
          0      AFRICA         21 Supplier#000000021              80
          0      AFRICA         22 Supplier#000000022              80
... TRUNCATED ...
          4 MIDDLE EAST       9989 Supplier#000009989              80
          4 MIDDLE EAST       9991 Supplier#000009991              80
          4 MIDDLE EAST       9992 Supplier#000009992              80
          4 MIDDLE EAST       9994 Supplier#000009994              80
          4 MIDDLE EAST       9996 Supplier#000009996              80
*/
----- END OF GOLD QUERY -----


----- START OF GOLD QUERY `GQRY-A.1` -----
/*
{
  "id": "GQRY-A.1",
  "parameter_names": [],
  "parameter_values": {},
  "other_exec_results": [],
  "required_columns": [
    1,
    3
  ],
  "required_sorted": false,
  "extra_info": {
    "ambiguity_resolution": {
      "[A] supplies the most parts": "supplies the largest total inventory quantity"
    }
  }
}
*/
WITH supplier_part_count AS (
SELECT r.r_regionkey AS region_key,
r.r_name AS region_name,
s.s_suppkey,
s.s_name,
SUM(ps.ps_availqty) AS total_quantity,
RANK() OVER (PARTITION BY r.r_regionkey ORDER BY SUM(ps.ps_availqty) DESC) AS rn
FROM supplier s
JOIN nation n ON s.s_nationkey = n.n_nationkey
JOIN region r ON n.n_regionkey = r.r_regionkey
JOIN partsupp ps ON s.s_suppkey = ps.ps_suppkey
GROUP BY r.r_regionkey, r.r_name, s.s_suppkey, s.s_name
)
SELECT region_key, region_name, s_suppkey, s_name, total_quantity
FROM supplier_part_count
WHERE rn = 1;
/* EXEC RESULT
 region_key region_name  s_suppkey             s_name  total_quantity
          0      AFRICA       4296 Supplier#000004296          482324
          1     AMERICA       7546 Supplier#000007546          501179
          2        ASIA       6337 Supplier#000006337          490915
          3      EUROPE       1270 Supplier#000001270          521832
          4 MIDDLE EAST       9411 Supplier#000009411          484402
*/
----- END OF GOLD QUERY -----