Who was the first African-American to play in major league baseball?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q49085', 'id': 0, 'label': 'African Americans'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q221048', 'id': 1, 'label': 'Jackie Robinson'}], 'links': [{'name_': 'P172', 'source': 1, 'target': 0, 'label': 'ethnic or cultural origin'}]}
Jackie Robinson is an African American.
One of the ethnic groups of African Americans is Jackie Robinson .
Who was the first African-American to play in major league baseball?</s> [unused1]Jackie Robinson                [unused2] is an African American.
Who was the first African-American to play in major league baseball?</s>Jackie Robinson is an African American.
Who was the first African-American to play in major league baseball?</s>One of the ethnic groups of African Americans is [unused1]Jackie Robinson                [unused2] .
Who was the first African-American to play in major league baseball?</s>One of the ethnic groups of African Americans is Jackie Robinson .
Who was the first African-American to play in major league baseball?</s>African Americans,0,African Americans,African Americans,0,[unused1]Jackie Robinson[unused2],[unused1]Jackie Robinson[unused2],ethnic or cultural origin,African Americans,[unused1]Jackie Robinson[unused2],0,[unused1]Jackie Robinson[unused2]
Who was the first African-American to play in major league baseball?</s>African Americans,0,African Americans,African Americans,0,Jackie Robinson,Jackie Robinson,ethnic or cultural origin,African Americans,Jackie Robinson,0,Jackie Robinson