How many Manchester United players were in the Euro 2020 England squad?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'INTERNAL', 'name_': 'Q1860', 'id': 0, 'label': 'English'}, {'type': 'INTERNAL', 'name_': 'Q29', 'id': 1, 'label': 'Spain'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q21', 'id': 2, 'label': 'England'}, {'type': 'INTERNAL', 'name_': 'Q218', 'id': 3, 'label': 'Romania'}, {'type': 'INTERNAL', 'name_': 'Q127', 'id': 4, 'label': 'Tuesday'}, {'type': 'INTERNAL', 'name_': 'Q4830453', 'id': 5, 'label': 'business'}, {'type': 'INTERNAL', 'name_': 'Q10577', 'id': 6, 'label': 'Tom Cleverley'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q18656', 'id': 7, 'label': 'Manchester United F.C.'}, {'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q201', 'id': 8, 'label': '3'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q373501', 'id': 9, 'label': 'UEFA Euro 2020'}, {'type': 'INTERNAL', 'name_': 'Q110224119', 'id': 10, 'label': 'individual organism'}, {'type': 'INTERNAL', 'name_': 'Q55630967', 'id': 11, 'label': 'RAS-1 Getta'}, {'type': 'INTERNAL', 'name_': 'Q99870964', 'id': 12, 'label': 'Manchester United Limited'}, {'type': 'INTERNAL', 'name_': 'Q115647497', 'id': 13, 'label': 'Destiny Amaka'}, {'type': 'INTERNAL', 'name_': 'Q422192', 'id': 14, 'label': 'El Celler de Can Roca'}], 'links': [{'name_': 'P2341', 'source': 0, 'target': 2, 'label': 'indigenous to'}, {'name_': 'P138', 'source': 4, 'target': 8, 'label': 'named after'}, {'name_': 'P1963', 'source': 5, 'target': 4, 'label': 'properties for this type'}, {'name_': 'P1412', 'source': 6, 'target': 0, 'label': 'languages spoken, written or signed'}, {'name_': 'P1532', 'source': 6, 'target': 2, 'label': 'country for sport'}, {'name_': 'P54', 'source': 6, 'target': 7, 'label': 'member of sports team'}, {'name_': 'P276', 'source': 9, 'target': 1, 'label': 'location'}, {'name_': 'P276', 'source': 9, 'target': 2, 'label': 'location'}, {'name_': 'P276', 'source': 9, 'target': 3, 'label': 'location'}, {'name_': 'P1963', 'source': 10, 'target': 2, 'label': 'properties for this type'}, {'name_': 'P1963', 'source': 10, 'target': 4, 'label': 'properties for this type'}, {'name_': 'P17', 'source': 11, 'target': 3, 'label': 'country'}, {'name_': 'P1029', 'source': 11, 'target': 8, 'label': 'crew member(s)'}, {'name_': 'P31', 'source': 12, 'target': 5, 'label': 'instance of'}, {'name_': 'P1830', 'source': 12, 'target': 7, 'label': 'owner of'}, {'name_': 'P1412', 'source': 13, 'target': 0, 'label': 'languages spoken, written or signed'}, {'name_': 'P3373', 'source': 13, 'target': 8, 'label': 'sibling'}, {'name_': 'P17', 'source': 14, 'target': 1, 'label': 'country'}, {'name_': 'P4271', 'source': 14, 'target': 8, 'label': 'rating'}]}