Query:
/api/gps_families/?_offset=0
{'family': 'PSL', 'id': 13, 'input': '^PSL\\((?P<n>\\d+),\\s*(?P<q>\\d+)\\)$', 'knowl': 'special_linear', 'magma_cmd': 'PSL(n,q)', 'name': 'Projective special linear', 'priority': 14, 'tex_name': '\\PSL({n},{q})'}