i would like to know what parks are in the west part of cambridge .
{'service': 'attraction', 'act': 'nooffer', 'slot_name': 'area', 'value': 'west part of cambridge'} {'service': 'attraction', 'act': 'nooffer', 'slot_name': 'type', 'value': 'parks '}
sorry , there are no parks in the west part of cambridge .