What time should I leave to make it to the concert in the park by 8 pm ?
O O O O O O O O O B-SL_DESTINATION_IN_GET_EVENT_SL_CATEGORY_EVENT I-SL_DESTINATION_IN_GET_EVENT_SL_CATEGORY_EVENT I-SL_DESTINATION_IN_GET_EVENT B-SL_DESTINATION_IN_GET_EVENT_SL_LOCATION_IN_GET_LOCATION_SL_CATEGORY_LOCATION I-SL_DESTINATION_IN_GET_EVENT_SL_LOCATION_IN_GET_LOCATION_SL_CATEGORY_LOCATION B-SL_DATE_TIME_ARRIVAL I-SL_DATE_TIME_ARRIVAL I-SL_DATE_TIME_ARRIVAL O