Who is Mario's arch nemesis?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q12379', 'id': 0, 'label': 'Mario'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q2291541', 'id': 1, 'label': 'Koopa Troopa'}], 'links': [{'name_': 'P7047', 'source': 0, 'target': 1, 'label': 'enemy'}]}
Koopa Troopa is an enemy of Mario.
Mario is an enemy of Koopa Troopa .
Who is Mario's arch nemesis?</s> [unused1]Koopa Troopa                [unused2] is an enemy of Mario.
Who is Mario's arch nemesis?</s>Koopa Troopa is an enemy of Mario.
Who is Mario's arch nemesis?</s>Mario is an enemy of [unused1]Koopa Troopa                [unused2] .
Who is Mario's arch nemesis?</s>Mario is an enemy of Koopa Troopa .
Who is Mario's arch nemesis?</s>Mario,0,Mario,Mario,enemy,[unused1]Koopa Troopa[unused2],[unused1]Koopa Troopa[unused2],0,Mario,[unused1]Koopa Troopa[unused2],0,[unused1]Koopa Troopa[unused2]
Who is Mario's arch nemesis?</s>Mario,0,Mario,Mario,enemy,Koopa Troopa,Koopa Troopa,0,Mario,Koopa Troopa,0,Koopa Troopa