What is the longest river system in North America not found in the United States?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'QUESTIONS_ENTITY', 'name_': 'Q30', 'id': 0, 'label': 'United States of America'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q49', 'id': 1, 'label': 'North America'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q884798', 'id': 2, 'label': 'Palais Blücher'}], 'links': [{'name_': 'P17', 'source': 0, 'target': 0, 'label': 'country'}, {'name_': 'P361', 'source': 0, 'target': 1, 'label': 'part of'}, {'name_': 'P1830', 'source': 0, 'target': 2, 'label': 'owner of'}, {'name_': 'P527', 'source': 1, 'target': 0, 'label': 'has part(s)'}, {'name_': 'P127', 'source': 2, 'target': 0, 'label': 'owned by'}]}
The United States of America is part of North America and is the owner of Palais Blücher.
Palais Blücher is owned by the United States of America which is part of North America and part of the U.S.A. where the people are called Americans .
What is the longest river system in North America not found in the United States?</s>The United States of America is part of North America and is the owner of [unused1]Palais Blücher                [unused2] .
What is the longest river system in North America not found in the United States?</s>The United States of America is part of North America and is the owner of Palais Blücher.
What is the longest river system in North America not found in the United States?</s> [unused1]Palais Blücher                [unused2] is owned by the United States of America which is part of North America and part of the U.S.A. where the people are called Americans .
What is the longest river system in North America not found in the United States?</s>Palais Blücher is owned by the United States of America which is part of North America and part of the U.S.A. where the people are called Americans .
What is the longest river system in North America not found in the United States?</s>United States of America,country,United States of America,United States of America,part of,North America,United States of America,owner of,[unused1]Palais Blücher[unused2],North America,has part(s),United States of America,North America,0,North America,North America,0,[unused1]Palais Blücher[unused2],[unused1]Palais Blücher[unused2],owned by,United States of America,[unused1]Palais Blücher[unused2],0,North America,[unused1]Palais Blücher[unused2],0,[unused1]Palais Blücher[unused2]
What is the longest river system in North America not found in the United States?</s>United States of America,country,United States of America,United States of America,part of,North America,United States of America,owner of,Palais Blücher,North America,has part(s),United States of America,North America,0,North America,North America,0,Palais Blücher,Palais Blücher,owned by,United States of America,Palais Blücher,0,North America,Palais Blücher,0,Palais Blücher