[(0, {'actor': 'producer', 'product': 'milk', 'location': 'BER'}), (1, {'actor': 'producer', 'product': 'milk', 'location': 'SXF'}), (2, {'actor': 'producer', 'product': 'milk', 'location': 'TXL'}), (3, {'actor': 'producer', 'product': 'beer', 'location': 'BER'}), (4, {'actor': 'producer', 'product': 'beer', 'location': 'SXF'}), (5, {'actor': 'producer', 'product': 'beer', 'location': 'TXL'}), (6, {'actor': 'producer', 'product': 'schnaps', 'location': 'BER'}), (7, {'actor': 'producer', 'product': 'schnaps', 'location': 'SXF'}), (8, {'actor': 'producer', 'product': 'schnaps', 'location': 'TXL'}), (9, {'actor': 'consumer', 'product': 'milk', 'location': 'BER'}), (10, {'actor': 'consumer', 'product': 'milk', 'location': 'SXF'}), (11, {'actor': 'consumer', 'product': 'milk', 'location': 'TXL'}), (12, {'actor': 'consumer', 'product': 'beer', 'location': 'BER'}), (13, {'actor': 'consumer', 'product': 'beer', 'location': 'SXF'}), (14, {'actor': 'consumer', 'product': 'beer', 'location': 'TXL'}), (15, {'actor': 'consumer', 'product': 'schnaps', 'location': 'BER'}), (16, {'actor': 'consumer', 'product': 'schnaps', 'location': 'SXF'}), (17, {'actor': 'consumer', 'product': 'schnaps', 'location': 'TXL'}), (18, {'actor': 'warehouse', 'product': 'milk', 'location': 'BER'}), (19, {'actor': 'warehouse', 'product': 'milk', 'location': 'SXF'}), (20, {'actor': 'warehouse', 'product': 'milk', 'location': 'TXL'}), (21, {'actor': 'warehouse', 'product': 'beer', 'location': 'BER'}), (22, {'actor': 'warehouse', 'product': 'beer', 'location': 'SXF'}), (23, {'actor': 'warehouse', 'product': 'beer', 'location': 'TXL'}), (24, {'actor': 'warehouse', 'product': 'schnaps', 'location': 'BER'}), (25, {'actor': 'warehouse', 'product': 'schnaps', 'location': 'SXF'}), (26, {'actor': 'warehouse', 'product': 'schnaps', 'location': 'TXL'}), (27, {'actor': 'store', 'product': 'milk', 'location': 'BER'}), (28, {'actor': 'store', 'product': 'milk', 'location': 'SXF'}), (29, {'actor': 'store', 'product': 'milk', 'location': 'TXL'}), (30, {'actor': 'store', 'product': 'beer', 'location': 'BER'}), (31, {'actor': 'store', 'product': 'beer', 'location': 'SXF'}), (32, {'actor': 'store', 'product': 'beer', 'location': 'TXL'}), (33, {'actor': 'store', 'product': 'schnaps', 'location': 'BER'}), (34, {'actor': 'store', 'product': 'schnaps', 'location': 'SXF'}), (35, {'actor': 'store', 'product': 'schnaps', 'location': 'TXL'})]