gem_id stringlengths 20 25 | id stringlengths 24 24 | title stringlengths 3 59 | context stringlengths 151 3.71k | question stringlengths 1 270 | target stringlengths 1 270 | references list | answers dict |
|---|---|---|---|---|---|---|---|
gem-squad_v2-train-4700 | 5a74990f42eae6001a389a0b | Green | The modern English word green comes from the Middle English and Anglo-Saxon word grene, from the same Germanic root as the words "grass" and "grow". It is the color of living grass and leaves and as a result is the color most associated with springtime, growth and nature. By far the largest contributor to green in natu... | What do plants convert chlorophyll into? | What do plants convert chlorophyll into? | [
"What do plants convert chlorophyll into?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4701 | 5a74990f42eae6001a389a0c | Green | The modern English word green comes from the Middle English and Anglo-Saxon word grene, from the same Germanic root as the words "grass" and "grow". It is the color of living grass and leaves and as a result is the color most associated with springtime, growth and nature. By far the largest contributor to green in natu... | What process does chromium allow plants to do? | What process does chromium allow plants to do? | [
"What process does chromium allow plants to do?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4702 | 572961606aef051400154dba | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | What is green a symbol of in China? | What is green a symbol of in China? | [
"What is green a symbol of in China?"
] | {
"text": [
"fertility and happiness"
],
"answer_start": [
357
]
} |
gem-squad_v2-train-4703 | 572961606aef051400154dbb | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | In the Middle Ages, which color was associated with merchants, bankers, and the gentry? | In the Middle Ages, which color was associated with merchants, bankers, and the gentry? | [
"In the Middle Ages, which color was associated with merchants, bankers, and the gentry?"
] | {
"text": [
"green"
],
"answer_start": [
479
]
} |
gem-squad_v2-train-4704 | 572961606aef051400154dbc | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | What does the Mona Lisa wearing green symbolize? | What does the Mona Lisa wearing green symbolize? | [
"What does the Mona Lisa wearing green symbolize?"
] | {
"text": [
"she is not from a noble family"
],
"answer_start": [
629
]
} |
gem-squad_v2-train-4705 | 572961606aef051400154dbd | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | What does the color green represent in the flags of Islamic countries? | What does the color green represent in the flags of Islamic countries? | [
"What does the color green represent in the flags of Islamic countries?"
] | {
"text": [
"lush vegetation of Paradise"
],
"answer_start": [
1077
]
} |
gem-squad_v2-train-4706 | 572961606aef051400154dbe | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | Why is green the color of the environmental movement? | Why is green the color of the environmental movement? | [
"Why is green the color of the environmental movement?"
] | {
"text": [
"its association with nature"
],
"answer_start": [
1220
]
} |
gem-squad_v2-train-4707 | 5a749a4a42eae6001a389a12 | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | Red is associated with what religion? | Red is associated with what religion? | [
"Red is associated with what religion?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4708 | 5a749a4a42eae6001a389a13 | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | What color did the nobility in China wear? | What color did the nobility in China wear? | [
"What color did the nobility in China wear?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4709 | 5a749a4a42eae6001a389a14 | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | What color shows that Mona Lisa is a noble? | What color shows that Mona Lisa is a noble? | [
"What color shows that Mona Lisa is a noble?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4710 | 5a749a4a42eae6001a389a15 | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | What does a red light indicate? | What does a red light indicate? | [
"What does a red light indicate?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4711 | 5a749a4a42eae6001a389a16 | Green | In surveys made in Europe and the United States, green is the color most commonly associated with nature, life, health, youth, spring, hope and envy. In Europe and the U.S. green is sometimes associated with death (green has several seemingly contrary associations), sickness, or the devil, but in China its associations... | Besides happiness, what contradictory meaning does China ascribe to green? | Besides happiness, what contradictory meaning does China ascribe to green? | [
"Besides happiness, what contradictory meaning does China ascribe to green?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4712 | 572962eb1d0469140077937f | Green | Thus, the languages mentioned above (Germanic, Romance, Slavic, Greek) have old terms for "green" which are derived from words for fresh, sprouting vegetation. However, comparative linguistics makes clear that these terms were coined independently, over the past few millennia, and there is no identifiable single Proto-... | Germanic, Romance, Slavic, and Greek all has old terms for "green" which are derived from words for what? | Germanic, Romance, Slavic, and Greek all has old terms for "green" which are derived from words for what? | [
"Germanic, Romance, Slavic, and Greek all has old terms for \"green\" which are derived from words for what?"
] | {
"text": [
"fresh, sprouting vegetation"
],
"answer_start": [
131
]
} |
gem-squad_v2-train-4713 | 572962eb1d04691400779380 | Green | Thus, the languages mentioned above (Germanic, Romance, Slavic, Greek) have old terms for "green" which are derived from words for fresh, sprouting vegetation. However, comparative linguistics makes clear that these terms were coined independently, over the past few millennia, and there is no identifiable single Proto-... | How were the terms for "green" derived in the Germanic, Romance, Slavic, and Greek languages? | How were the terms for "green" derived in the Germanic, Romance, Slavic, and Greek languages? | [
"How were the terms for \"green\" derived in the Germanic, Romance, Slavic, and Greek languages?"
] | {
"text": [
"independently"
],
"answer_start": [
234
]
} |
gem-squad_v2-train-4714 | 572962eb1d04691400779381 | Green | Thus, the languages mentioned above (Germanic, Romance, Slavic, Greek) have old terms for "green" which are derived from words for fresh, sprouting vegetation. However, comparative linguistics makes clear that these terms were coined independently, over the past few millennia, and there is no identifiable single Proto-... | Which language has a word for "green" that is comparable to a Mongolian word for "meadow"? | Which language has a word for "green" that is comparable to a Mongolian word for "meadow"? | [
"Which language has a word for \"green\" that is comparable to a Mongolian word for \"meadow\"?"
] | {
"text": [
"Turkic"
],
"answer_start": [
445
]
} |
gem-squad_v2-train-4715 | 5a749bfc42eae6001a389a1c | Green | Thus, the languages mentioned above (Germanic, Romance, Slavic, Greek) have old terms for "green" which are derived from words for fresh, sprouting vegetation. However, comparative linguistics makes clear that these terms were coined independently, over the past few millennia, and there is no identifiable single Proto-... | What is the Mongolian word for meadow? | What is the Mongolian word for meadow? | [
"What is the Mongolian word for meadow?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4716 | 5a749bfc42eae6001a389a1d | Green | Thus, the languages mentioned above (Germanic, Romance, Slavic, Greek) have old terms for "green" which are derived from words for fresh, sprouting vegetation. However, comparative linguistics makes clear that these terms were coined independently, over the past few millennia, and there is no identifiable single Proto-... | What languages have a single root word for green? | What languages have a single root word for green? | [
"What languages have a single root word for green?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4717 | 5a749bfc42eae6001a389a1e | Green | Thus, the languages mentioned above (Germanic, Romance, Slavic, Greek) have old terms for "green" which are derived from words for fresh, sprouting vegetation. However, comparative linguistics makes clear that these terms were coined independently, over the past few millennia, and there is no identifiable single Proto-... | "Hari" is Turkish for what? | "Hari" is Turkish for what? | [
"\"Hari\" is Turkish for what?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4718 | 5a749bfc42eae6001a389a1f | Green | Thus, the languages mentioned above (Germanic, Romance, Slavic, Greek) have old terms for "green" which are derived from words for fresh, sprouting vegetation. However, comparative linguistics makes clear that these terms were coined independently, over the past few millennia, and there is no identifiable single Proto-... | What is the Germanic word for green? | What is the Germanic word for green? | [
"What is the Germanic word for green?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4719 | 5a749bfc42eae6001a389a20 | Green | Thus, the languages mentioned above (Germanic, Romance, Slavic, Greek) have old terms for "green" which are derived from words for fresh, sprouting vegetation. However, comparative linguistics makes clear that these terms were coined independently, over the past few millennia, and there is no identifiable single Proto-... | What Sanskrit word means green? | What Sanskrit word means green? | [
"What Sanskrit word means green?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4720 | 572963d03f37b31900478311 | Green | In some languages, including old Chinese, Thai, old Japanese, and Vietnamese, the same word can mean either blue or green. The Chinese character 青 (pronounced qīng in Mandarin, ao in Japanese, and thanh in Sino-Vietnamese) has a meaning that covers both blue and green; blue and green are traditionally considered shades... | How many terms does Japanese have for the color green? | How many terms does Japanese have for the color green? | [
"How many terms does Japanese have for the color green?"
] | {
"text": [
"two"
],
"answer_start": [
443
]
} |
gem-squad_v2-train-4721 | 572963d03f37b31900478312 | Green | In some languages, including old Chinese, Thai, old Japanese, and Vietnamese, the same word can mean either blue or green. The Chinese character 青 (pronounced qīng in Mandarin, ao in Japanese, and thanh in Sino-Vietnamese) has a meaning that covers both blue and green; blue and green are traditionally considered shades... | What is the Vietnamese word for both blue and green? | What is the Vietnamese word for both blue and green? | [
"What is the Vietnamese word for both blue and green?"
] | {
"text": [
"xanh"
],
"answer_start": [
1132
]
} |
gem-squad_v2-train-4722 | 572963d03f37b31900478313 | Green | In some languages, including old Chinese, Thai, old Japanese, and Vietnamese, the same word can mean either blue or green. The Chinese character 青 (pronounced qīng in Mandarin, ao in Japanese, and thanh in Sino-Vietnamese) has a meaning that covers both blue and green; blue and green are traditionally considered shades... | What are the colors of traffic lights in Japan? | What are the colors of traffic lights in Japan? | [
"What are the colors of traffic lights in Japan?"
] | {
"text": [
"the same colors that other countries have"
],
"answer_start": [
748
]
} |
gem-squad_v2-train-4723 | 5a749ef342eae6001a389a26 | Green | In some languages, including old Chinese, Thai, old Japanese, and Vietnamese, the same word can mean either blue or green. The Chinese character 青 (pronounced qīng in Mandarin, ao in Japanese, and thanh in Sino-Vietnamese) has a meaning that covers both blue and green; blue and green are traditionally considered shades... | How is 藍 pronounced in Japanese? | How is 藍 pronounced in Japanese? | [
"How is 藍 pronounced in Japanese?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4724 | 5a749ef342eae6001a389a27 | Green | In some languages, including old Chinese, Thai, old Japanese, and Vietnamese, the same word can mean either blue or green. The Chinese character 青 (pronounced qīng in Mandarin, ao in Japanese, and thanh in Sino-Vietnamese) has a meaning that covers both blue and green; blue and green are traditionally considered shades... | How is 綠 pronounced in Sino-Vietnamese? | How is 綠 pronounced in Sino-Vietnamese? | [
"How is 綠 pronounced in Sino-Vietnamese?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4725 | 5a749ef342eae6001a389a28 | Green | In some languages, including old Chinese, Thai, old Japanese, and Vietnamese, the same word can mean either blue or green. The Chinese character 青 (pronounced qīng in Mandarin, ao in Japanese, and thanh in Sino-Vietnamese) has a meaning that covers both blue and green; blue and green are traditionally considered shades... | What Chinese word for green is derived from English? | What Chinese word for green is derived from English? | [
"What Chinese word for green is derived from English?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4726 | 5a749ef342eae6001a389a29 | Green | In some languages, including old Chinese, Thai, old Japanese, and Vietnamese, the same word can mean either blue or green. The Chinese character 青 (pronounced qīng in Mandarin, ao in Japanese, and thanh in Sino-Vietnamese) has a meaning that covers both blue and green; blue and green are traditionally considered shades... | How many words for green does Thai have? | How many words for green does Thai have? | [
"How many words for green does Thai have?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4727 | 5a749ef342eae6001a389a2a | Green | In some languages, including old Chinese, Thai, old Japanese, and Vietnamese, the same word can mean either blue or green. The Chinese character 青 (pronounced qīng in Mandarin, ao in Japanese, and thanh in Sino-Vietnamese) has a meaning that covers both blue and green; blue and green are traditionally considered shades... | What does Ian mean in reference to trees? | What does Ian mean in reference to trees? | [
"What does Ian mean in reference to trees?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4728 | 5729658d1d0469140077939f | Green | "Green" in modern European languages corresponds to about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow").[citation needed] In the comparative study of color terms in the world... | In which language does the word for "green" also mean "rank" and "smelly"? | In which language does the word for "green" also mean "rank" and "smelly"? | [
"In which language does the word for \"green\" also mean \"rank\" and \"smelly\"?"
] | {
"text": [
"Thai"
],
"answer_start": [
879
]
} |
gem-squad_v2-train-4729 | 5729658d1d046914007793a0 | Green | "Green" in modern European languages corresponds to about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow").[citation needed] In the comparative study of color terms in the world... | In what range does the color green fall in modern European languages? | In what range does the color green fall in modern European languages? | [
"In what range does the color green fall in modern European languages?"
] | {
"text": [
"520–570 nm"
],
"answer_start": [
58
]
} |
gem-squad_v2-train-4730 | 5729658d1d046914007793a1 | Green | "Green" in modern European languages corresponds to about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow").[citation needed] In the comparative study of color terms in the world... | What is the origin of the word "orange"? | What is the origin of the word "orange"? | [
"What is the origin of the word \"orange\"?"
] | {
"text": [
"the name of a fruit"
],
"answer_start": [
847
]
} |
gem-squad_v2-train-4731 | 5a74a09042eae6001a389a30 | Green | "Green" in modern European languages corresponds to about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow").[citation needed] In the comparative study of color terms in the world... | What does the Thai word for green correspond to in nm? | What does the Thai word for green correspond to in nm? | [
"What does the Thai word for green correspond to in nm?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4732 | 5a74a09042eae6001a389a31 | Green | "Green" in modern European languages corresponds to about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow").[citation needed] In the comparative study of color terms in the world... | How many colors are in Thai's color system? | How many colors are in Thai's color system? | [
"How many colors are in Thai's color system?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4733 | 5a74a09042eae6001a389a32 | Green | "Green" in modern European languages corresponds to about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow").[citation needed] In the comparative study of color terms in the world... | How many languages have green as a separate color? | How many languages have green as a separate color? | [
"How many languages have green as a separate color?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4734 | 5a74a09042eae6001a389a33 | Green | "Green" in modern European languages corresponds to about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow").[citation needed] In the comparative study of color terms in the world... | The English word for Green was originally not a color term but a what? | The English word for Green was originally not a color term but a what? | [
"The English word for Green was originally not a color term but a what?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4735 | 5a74a09042eae6001a389a34 | Green | "Green" in modern European languages corresponds to about 520–570 nm, but many historical and non-European languages make other choices, e.g. using a term for the range of ca. 450–530 nm ("blue/green") and another for ca. 530–590 nm ("green/yellow").[citation needed] In the comparative study of color terms in the world... | What is the color range of yellow in European languages? | What is the color range of yellow in European languages? | [
"What is the color range of yellow in European languages?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4736 | 572966243f37b31900478333 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | In which color system is green created by combining yellow and blue? | In which color system is green created by combining yellow and blue? | [
"In which color system is green created by combining yellow and blue?"
] | {
"text": [
"subtractive"
],
"answer_start": [
7
]
} |
gem-squad_v2-train-4737 | 572966243f37b31900478334 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | In which color model is green one of the additive primary colors? | In which color model is green one of the additive primary colors? | [
"In which color model is green one of the additive primary colors?"
] | {
"text": [
"RGB"
],
"answer_start": [
151
]
} |
gem-squad_v2-train-4738 | 572966243f37b31900478335 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | What is the complement of green on the HSV color wheel? | What is the complement of green on the HSV color wheel? | [
"What is the complement of green on the HSV color wheel?"
] | {
"text": [
"magenta"
],
"answer_start": [
432
]
} |
gem-squad_v2-train-4739 | 572966243f37b31900478336 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | What is the complement of green on the traditional color wheel? | What is the complement of green on the traditional color wheel? | [
"What is the complement of green on the traditional color wheel?"
] | {
"text": [
"red"
],
"answer_start": [
647
]
} |
gem-squad_v2-train-4740 | 5a74bc1342eae6001a389a44 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | In color printing, blue is created by combining green and what? | In color printing, blue is created by combining green and what? | [
"In color printing, blue is created by combining green and what?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4741 | 5a74bc1342eae6001a389a45 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | What color model is used in a subtractive system? | What color model is used in a subtractive system? | [
"What color model is used in a subtractive system?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4742 | 5a74bc1342eae6001a389a46 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | What is another name for the color wheel using the subtractive system? | What is another name for the color wheel using the subtractive system? | [
"What is another name for the color wheel using the subtractive system?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4743 | 5a74bc1342eae6001a389a47 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | And equal mixture of green and magenta creates what? | And equal mixture of green and magenta creates what? | [
"And equal mixture of green and magenta creates what?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4744 | 5a74bc1342eae6001a389a48 | Green | In the subtractive color system, used in painting and color printing, green is created by a combination of yellow and blue, or yellow and cyan; in the RGB color model, used on television and computer screens, it is one of the additive primary colors, along with red and blue, which are mixed in different combinations to... | What is the complementary color to blue? | What is the complementary color to blue? | [
"What is the complementary color to blue?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4745 | 572966e11d046914007793a5 | Green | In additive color devices such as computer displays and televisions, one of the primary light sources is typically a narrow-spectrum yellowish-green of dominant wavelength ~550 nm; this "green" primary is combined with an orangish-red "red" primary and a purplish-blue "blue" primary to produce any color in between – th... | What is produced on a computer display when light from the green primary is mixed with some light from the blue primary? | What is produced on a computer display when light from the green primary is mixed with some light from the blue primary? | [
"What is produced on a computer display when light from the green primary is mixed with some light from the blue primary?"
] | {
"text": [
"A unique green"
],
"answer_start": [
339
]
} |
gem-squad_v2-train-4746 | 572966e11d046914007793a6 | Green | In additive color devices such as computer displays and televisions, one of the primary light sources is typically a narrow-spectrum yellowish-green of dominant wavelength ~550 nm; this "green" primary is combined with an orangish-red "red" primary and a purplish-blue "blue" primary to produce any color in between – th... | At what wavelength is green on computer displays? | At what wavelength is green on computer displays? | [
"At what wavelength is green on computer displays?"
] | {
"text": [
"~550 nm"
],
"answer_start": [
172
]
} |
gem-squad_v2-train-4747 | 572966e11d046914007793a7 | Green | In additive color devices such as computer displays and televisions, one of the primary light sources is typically a narrow-spectrum yellowish-green of dominant wavelength ~550 nm; this "green" primary is combined with an orangish-red "red" primary and a purplish-blue "blue" primary to produce any color in between – th... | What type of color devices are computer displays and televisions? | What type of color devices are computer displays and televisions? | [
"What type of color devices are computer displays and televisions?"
] | {
"text": [
"additive"
],
"answer_start": [
3
]
} |
gem-squad_v2-train-4748 | 5a74beb142eae6001a389a58 | Green | In additive color devices such as computer displays and televisions, one of the primary light sources is typically a narrow-spectrum yellowish-green of dominant wavelength ~550 nm; this "green" primary is combined with an orangish-red "red" primary and a purplish-blue "blue" primary to produce any color in between – th... | What is the wavelength of red? | What is the wavelength of red? | [
"What is the wavelength of red?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4749 | 5a74beb142eae6001a389a59 | Green | In additive color devices such as computer displays and televisions, one of the primary light sources is typically a narrow-spectrum yellowish-green of dominant wavelength ~550 nm; this "green" primary is combined with an orangish-red "red" primary and a purplish-blue "blue" primary to produce any color in between – th... | How is a unique blue made? | How is a unique blue made? | [
"How is a unique blue made?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4750 | 5a74beb142eae6001a389a5a | Green | In additive color devices such as computer displays and televisions, one of the primary light sources is typically a narrow-spectrum yellowish-green of dominant wavelength ~550 nm; this "green" primary is combined with an orangish-red "red" primary and a purplish-blue "blue" primary to produce any color in between – th... | What are examples of devices that do not use additive systems? | What are examples of devices that do not use additive systems? | [
"What are examples of devices that do not use additive systems?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4751 | 5a74beb142eae6001a389a5b | Green | In additive color devices such as computer displays and televisions, one of the primary light sources is typically a narrow-spectrum yellowish-green of dominant wavelength ~550 nm; this "green" primary is combined with an orangish-red "red" primary and a purplish-blue "blue" primary to produce any color in between – th... | What is unique green's wavelength? | What is unique green's wavelength? | [
"What is unique green's wavelength?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4752 | 5a74beb142eae6001a389a5c | Green | In additive color devices such as computer displays and televisions, one of the primary light sources is typically a narrow-spectrum yellowish-green of dominant wavelength ~550 nm; this "green" primary is combined with an orangish-red "red" primary and a purplish-blue "blue" primary to produce any color in between – th... | ~550nm green is a combination of which two primary colours? | ~550nm green is a combination of which two primary colours? | [
"~550nm green is a combination of which two primary colours?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4753 | 5729681d6aef051400154e2a | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | Which color of lasers are widely available to the general public? | Which color of lasers are widely available to the general public? | [
"Which color of lasers are widely available to the general public?"
] | {
"text": [
"green"
],
"answer_start": [
23
]
} |
gem-squad_v2-train-4754 | 5729681d6aef051400154e2b | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | What is the wavelength of inexpensive green lasers? | What is the wavelength of inexpensive green lasers? | [
"What is the wavelength of inexpensive green lasers?"
] | {
"text": [
"532 nm"
],
"answer_start": [
162
]
} |
gem-squad_v2-train-4755 | 5729681d6aef051400154e2c | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | What type of technology is used in the most common green lasers? | What type of technology is used in the most common green lasers? | [
"What type of technology is used in the most common green lasers?"
] | {
"text": [
"diode pumped solid state"
],
"answer_start": [
377
]
} |
gem-squad_v2-train-4756 | 5729681d6aef051400154e2d | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | What is the range of green wavelengths available when using DPSS technology? | What is the range of green wavelengths available when using DPSS technology? | [
"What is the range of green wavelengths available when using DPSS technology?"
] | {
"text": [
"501 nm to 543 nm"
],
"answer_start": [
1031
]
} |
gem-squad_v2-train-4757 | 5a74c09742eae6001a389a6c | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | What is the range of the Argon-ion laser? | What is the range of the Argon-ion laser? | [
"What is the range of the Argon-ion laser?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4758 | 5a74c09742eae6001a389a6d | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | What is the nm of liquid dye lasers? | What is the nm of liquid dye lasers? | [
"What is the nm of liquid dye lasers?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4759 | 5a74c09742eae6001a389a6e | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | What color laser is the hardest for the public to gain access to? | What color laser is the hardest for the public to gain access to? | [
"What color laser is the hardest for the public to gain access to?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4760 | 5a74c09742eae6001a389a6f | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | What is the THz of the helium-neon laser? | What is the THz of the helium-neon laser? | [
"What is the THz of the helium-neon laser?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4761 | 5a74c09742eae6001a389a70 | Green | Lasers emitting in the green part of the spectrum are widely available to the general public in a wide range of output powers. Green laser pointers outputting at 532 nm (563.5 THz) are relatively inexpensive compared to other wavelengths of the same power, and are very popular due to their good beam quality and very hi... | What has linear properties? | What has linear properties? | [
"What has linear properties?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4762 | 5729693f3f37b3190047834d | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What do pigments do with the color green? | What do pigments do with the color green? | [
"What do pigments do with the color green?"
] | {
"text": [
"reflect"
],
"answer_start": [
140
]
} |
gem-squad_v2-train-4763 | 5729693f3f37b3190047834e | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What are green paints and dyes usually made of? | What are green paints and dyes usually made of? | [
"What are green paints and dyes usually made of?"
] | {
"text": [
"minerals"
],
"answer_start": [
5
]
} |
gem-squad_v2-train-4764 | 5729693f3f37b3190047834f | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What is the main chemical that causes emeralds to be green? | What is the main chemical that causes emeralds to be green? | [
"What is the main chemical that causes emeralds to be green?"
] | {
"text": [
"chromium"
],
"answer_start": [
420
]
} |
gem-squad_v2-train-4765 | 5729693f3f37b31900478350 | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What is the source of the green color in malachite pigments? | What is the source of the green color in malachite pigments? | [
"What is the source of the green color in malachite pigments?"
] | {
"text": [
"Copper"
],
"answer_start": [
840
]
} |
gem-squad_v2-train-4766 | 5729693f3f37b31900478351 | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What is the source of amazonite's color? | What is the source of amazonite's color? | [
"What is the source of amazonite's color?"
] | {
"text": [
"small quantities of lead and water in the feldspar"
],
"answer_start": [
788
]
} |
gem-squad_v2-train-4767 | 5a74c68b42eae6001a389a8a | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What is the name of minerals that emit green through their luminescence? | What is the name of minerals that emit green through their luminescence? | [
"What is the name of minerals that emit green through their luminescence?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4768 | 5a74c68b42eae6001a389a8b | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What is another name for amazonite? | What is another name for amazonite? | [
"What is another name for amazonite?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4769 | 5a74c68b42eae6001a389a8c | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What is the symbol for Copper? | What is the symbol for Copper? | [
"What is the symbol for Copper?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4770 | 5a74c68b42eae6001a389a8d | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What does Chromium oxide have trace amounts of? | What does Chromium oxide have trace amounts of? | [
"What does Chromium oxide have trace amounts of?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4771 | 5a74c68b42eae6001a389a8e | Green | Many minerals provide pigments which have been used in green paints and dyes over the centuries. Pigments, in this case, are minerals which reflect the color green, rather that emitting it through luminescent or phosphorescent qualities. The large number of green pigments makes it impossible to mention them all. Among ... | What is the name of amazonite-based pigments? | What is the name of amazonite-based pigments? | [
"What is the name of amazonite-based pigments?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4772 | 57296ac9af94a219006aa3d5 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | What is made by placing a plate of blade of copper, brass, or bronze into vat of fermenting wine for several weeks, then scraping off and drying the green powder? | What is made by placing a plate of blade of copper, brass, or bronze into vat of fermenting wine for several weeks, then scraping off and drying the green powder? | [
"What is made by placing a plate of blade of copper, brass, or bronze into vat of fermenting wine for several weeks, then scraping off and drying the green powder?"
] | {
"text": [
"Verdigris"
],
"answer_start": [
0
]
} |
gem-squad_v2-train-4773 | 57296ac9af94a219006aa3d6 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | Who described the process of making verdigris in ancient times? | Who described the process of making verdigris in ancient times? | [
"Who described the process of making verdigris in ancient times?"
] | {
"text": [
"Pliny"
],
"answer_start": [
299
]
} |
gem-squad_v2-train-4774 | 57296ac9af94a219006aa3d7 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | In what city did the Romans use verdigris in murals? | In what city did the Romans use verdigris in murals? | [
"In what city did the Romans use verdigris in murals?"
] | {
"text": [
"Pompeii"
],
"answer_start": [
349
]
} |
gem-squad_v2-train-4775 | 57296ac9af94a219006aa3d8 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | What would verdigris do to other colors that it came in contact with? | What would verdigris do to other colors that it came in contact with? | [
"What would verdigris do to other colors that it came in contact with?"
] | {
"text": [
"ruin"
],
"answer_start": [
605
]
} |
gem-squad_v2-train-4776 | 57296ac9af94a219006aa3d9 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | Which famous artist warned other artists not to use verdigris? | Which famous artist warned other artists not to use verdigris? | [
"Which famous artist warned other artists not to use verdigris?"
] | {
"text": [
"Leonardo da Vinci"
],
"answer_start": [
675
]
} |
gem-squad_v2-train-4777 | 5a74cde942eae6001a389ab2 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | What century did Pliny describe the process of making Verdigris? | What century did Pliny describe the process of making Verdigris? | [
"What century did Pliny describe the process of making Verdigris?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4778 | 5a74cde942eae6001a389ab3 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | What city did Pliny live in? | What city did Pliny live in? | [
"What city did Pliny live in?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4779 | 5a74cde942eae6001a389ab4 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | What paint did Leonardo da Vinci recommend? | What paint did Leonardo da Vinci recommend? | [
"What paint did Leonardo da Vinci recommend?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4780 | 5a74cde942eae6001a389ab5 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | Where was chrome green popular in the 16th century? | Where was chrome green popular in the 16th century? | [
"Where was chrome green popular in the 16th century?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4781 | 5a74cde942eae6001a389ab6 | Green | Verdigris is made by placing a plate or blade of copper, brass or bronze, slightly warmed, into a vat of fermenting wine, leaving it there for several weeks, and then scraping off and drying the green powder that forms on the metal. The process of making verdigris was described in ancient times by Pliny. It was used by... | When was Prussian blue patented? | When was Prussian blue patented? | [
"When was Prussian blue patented?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4782 | 57296b763f37b31900478379 | Green | There is no natural source for green food colorings which has been approved by the US Food and Drug Administration. Chlorophyll, the E numbers E140 and E141, is the most common green chemical found in nature, and only allowed in certain medicines and cosmetic materials. Quinoline Yellow (E104) is a commonly used colori... | Which green food coloring is known to cause hyperactivity, asthma, urticaria, and insomnia? | Which green food coloring is known to cause hyperactivity, asthma, urticaria, and insomnia? | [
"Which green food coloring is known to cause hyperactivity, asthma, urticaria, and insomnia?"
] | {
"text": [
"Green S (E142)"
],
"answer_start": [
410
]
} |
gem-squad_v2-train-4783 | 57296b763f37b3190047837a | Green | There is no natural source for green food colorings which has been approved by the US Food and Drug Administration. Chlorophyll, the E numbers E140 and E141, is the most common green chemical found in nature, and only allowed in certain medicines and cosmetic materials. Quinoline Yellow (E104) is a commonly used colori... | What is a commonly used food coloring in the United Kingdom that is banned in Australia, Japan, Norway, and the United States? | What is a commonly used food coloring in the United Kingdom that is banned in Australia, Japan, Norway, and the United States? | [
"What is a commonly used food coloring in the United Kingdom that is banned in Australia, Japan, Norway, and the United States?"
] | {
"text": [
"Quinoline Yellow"
],
"answer_start": [
271
]
} |
gem-squad_v2-train-4784 | 57296b763f37b3190047837b | Green | There is no natural source for green food colorings which has been approved by the US Food and Drug Administration. Chlorophyll, the E numbers E140 and E141, is the most common green chemical found in nature, and only allowed in certain medicines and cosmetic materials. Quinoline Yellow (E104) is a commonly used colori... | What is the most common green chemical found in nature? | What is the most common green chemical found in nature? | [
"What is the most common green chemical found in nature?"
] | {
"text": [
"Chlorophyll"
],
"answer_start": [
116
]
} |
gem-squad_v2-train-4785 | 5a74cea742eae6001a389abc | Green | There is no natural source for green food colorings which has been approved by the US Food and Drug Administration. Chlorophyll, the E numbers E140 and E141, is the most common green chemical found in nature, and only allowed in certain medicines and cosmetic materials. Quinoline Yellow (E104) is a commonly used colori... | Which two E numbers have been approved by the FDA? | Which two E numbers have been approved by the FDA? | [
"Which two E numbers have been approved by the FDA?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4786 | 5a74cea742eae6001a389abd | Green | There is no natural source for green food colorings which has been approved by the US Food and Drug Administration. Chlorophyll, the E numbers E140 and E141, is the most common green chemical found in nature, and only allowed in certain medicines and cosmetic materials. Quinoline Yellow (E104) is a commonly used colori... | Green S is used in what country but not the US? | Green S is used in what country but not the US? | [
"Green S is used in what country but not the US?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4787 | 5a74cea742eae6001a389abe | Green | There is no natural source for green food colorings which has been approved by the US Food and Drug Administration. Chlorophyll, the E numbers E140 and E141, is the most common green chemical found in nature, and only allowed in certain medicines and cosmetic materials. Quinoline Yellow (E104) is a commonly used colori... | What are the side effects of Quinoline Yellow? | What are the side effects of Quinoline Yellow? | [
"What are the side effects of Quinoline Yellow?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4788 | 5a74cea742eae6001a389abf | Green | There is no natural source for green food colorings which has been approved by the US Food and Drug Administration. Chlorophyll, the E numbers E140 and E141, is the most common green chemical found in nature, and only allowed in certain medicines and cosmetic materials. Quinoline Yellow (E104) is a commonly used colori... | What is the name of the green chemical the UK allows? | What is the name of the green chemical the UK allows? | [
"What is the name of the green chemical the UK allows?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4789 | 5a74cea742eae6001a389ac0 | Green | There is no natural source for green food colorings which has been approved by the US Food and Drug Administration. Chlorophyll, the E numbers E140 and E141, is the most common green chemical found in nature, and only allowed in certain medicines and cosmetic materials. Quinoline Yellow (E104) is a commonly used colori... | What administration approved the use of E140 as a food dye? | What administration approved the use of E140 as a food dye? | [
"What administration approved the use of E140 as a food dye?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4790 | 57296bd76aef051400154e4c | Green | To create green sparks, fireworks use barium salts, such as barium chlorate, barium nitrate crystals, or barium chloride, also used for green fireplace logs. Copper salts typically burn blue, but cupric chloride (also known as "campfire blue") can also produce green flames. Green pyrotechnic flares can use a mix ratio ... | How do fireworks create green sparks? | How do fireworks create green sparks? | [
"How do fireworks create green sparks?"
] | {
"text": [
"barium salts"
],
"answer_start": [
38
]
} |
gem-squad_v2-train-4791 | 57296bd76aef051400154e4d | Green | To create green sparks, fireworks use barium salts, such as barium chlorate, barium nitrate crystals, or barium chloride, also used for green fireplace logs. Copper salts typically burn blue, but cupric chloride (also known as "campfire blue") can also produce green flames. Green pyrotechnic flares can use a mix ratio ... | Which copper salt can produce green glames? | Which copper salt can produce green glames? | [
"Which copper salt can produce green glames?"
] | {
"text": [
"cupric chloride"
],
"answer_start": [
196
]
} |
gem-squad_v2-train-4792 | 57296bd76aef051400154e4e | Green | To create green sparks, fireworks use barium salts, such as barium chlorate, barium nitrate crystals, or barium chloride, also used for green fireplace logs. Copper salts typically burn blue, but cupric chloride (also known as "campfire blue") can also produce green flames. Green pyrotechnic flares can use a mix ratio ... | What is the ratio of boron to potassium nitrate in green pyrotechnic flares? | What is the ratio of boron to potassium nitrate in green pyrotechnic flares? | [
"What is the ratio of boron to potassium nitrate in green pyrotechnic flares?"
] | {
"text": [
"75:25"
],
"answer_start": [
320
]
} |
gem-squad_v2-train-4793 | 5a74cf4342eae6001a389ac6 | Green | To create green sparks, fireworks use barium salts, such as barium chlorate, barium nitrate crystals, or barium chloride, also used for green fireplace logs. Copper salts typically burn blue, but cupric chloride (also known as "campfire blue") can also produce green flames. Green pyrotechnic flares can use a mix ratio ... | What is the ratio of yellow to green in green smoke? | What is the ratio of yellow to green in green smoke? | [
"What is the ratio of yellow to green in green smoke?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4794 | 5a74cf4342eae6001a389ac7 | Green | To create green sparks, fireworks use barium salts, such as barium chlorate, barium nitrate crystals, or barium chloride, also used for green fireplace logs. Copper salts typically burn blue, but cupric chloride (also known as "campfire blue") can also produce green flames. Green pyrotechnic flares can use a mix ratio ... | What is another name for copper salts? | What is another name for copper salts? | [
"What is another name for copper salts?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4795 | 5a74cf4342eae6001a389ac8 | Green | To create green sparks, fireworks use barium salts, such as barium chlorate, barium nitrate crystals, or barium chloride, also used for green fireplace logs. Copper salts typically burn blue, but cupric chloride (also known as "campfire blue") can also produce green flames. Green pyrotechnic flares can use a mix ratio ... | What type of copper salts are used in fireworks? | What type of copper salts are used in fireworks? | [
"What type of copper salts are used in fireworks?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4796 | 5a74cf4342eae6001a389ac9 | Green | To create green sparks, fireworks use barium salts, such as barium chlorate, barium nitrate crystals, or barium chloride, also used for green fireplace logs. Copper salts typically burn blue, but cupric chloride (also known as "campfire blue") can also produce green flames. Green pyrotechnic flares can use a mix ratio ... | What else are copper salts used for? | What else are copper salts used for? | [
"What else are copper salts used for?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4797 | 5a74cf4342eae6001a389aca | Green | To create green sparks, fireworks use barium salts, such as barium chlorate, barium nitrate crystals, or barium chloride, also used for green fireplace logs. Copper salts typically burn blue, but cupric chloride (also known as "campfire blue") can also produce green flames. Green pyrotechnic flares can use a mix ratio ... | Which two solvents are used in green pyrotechnic flares? | Which two solvents are used in green pyrotechnic flares? | [
"Which two solvents are used in green pyrotechnic flares?"
] | {
"text": [],
"answer_start": []
} |
gem-squad_v2-train-4798 | 57296cd06aef051400154e64 | Green | Green is common in nature, as many plants are green because of a complex chemical known as chlorophyll, which is involved in photosynthesis. Chlorophyll absorbs the long wavelengths of light (red) and short wavelengths of light (blue) much more efficiently than the wavelengths that appear green to the human eye, so lig... | Why are many plants green? | Why are many plants green? | [
"Why are many plants green?"
] | {
"text": [
"chlorophyll"
],
"answer_start": [
91
]
} |
gem-squad_v2-train-4799 | 57296cd06aef051400154e65 | Green | Green is common in nature, as many plants are green because of a complex chemical known as chlorophyll, which is involved in photosynthesis. Chlorophyll absorbs the long wavelengths of light (red) and short wavelengths of light (blue) much more efficiently than the wavelengths that appear green to the human eye, so lig... | What does chlorophyll do with long (red) and short (blue) wavelengths of light? | What does chlorophyll do with long (red) and short (blue) wavelengths of light? | [
"What does chlorophyll do with long (red) and short (blue) wavelengths of light?"
] | {
"text": [
"absorbs"
],
"answer_start": [
153
]
} |
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