Who was the first team goalkeeper of the team that won UEFA EURO 2020?
{'directed': True, 'multigraph': False, 'graph': {}, 'nodes': [{'type': 'ANSWER_CANDIDATE_ENTITY', 'name_': 'Q483868', 'id': 0, 'label': 'Czech Republic national association football team'}, {'type': 'QUESTIONS_ENTITY', 'name_': 'Q373501', 'id': 1, 'label': 'UEFA Euro 2020'}], 'links': [{'name_': 'P1923', 'source': 1, 'target': 0, 'label': 'participating team'}]}