Question: who is covered by the walsh-healey public contracts act
[{'answer': 'contractor employees', 'provenance': [{'wikipedia_id': '2848443', 'title': 'Walsh–Healey Public Contracts Act of 1936', 'start_paragraph_id': 3, 'start_character': 185, 'end_paragraph_id': 3, 'end_character': 205, 'bleu_score': 1.0, 'section': 'Section::::Contents.\n'}]}, {'provenance': [{'wikipedia_id': '2848443', 'title': 'Walsh–Healey Public Contracts Act of 1936', 'start_paragraph_id': 3, 'start_character': 0, 'end_paragraph_id': 3, 'end_character': 628, 'bleu_score': 0.935011992454672, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 14500199291823092327}, 'section': 'Section::::Contents.\n'}]}]