What time should I leave tonight to get to the rock concert by 8 pm
O O O O O B-SL_DATE_TIME_DEPARTURE 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_SL_CATEGORY_EVENT B-SL_DATE_TIME_ARRIVAL I-SL_DATE_TIME_ARRIVAL I-SL_DATE_TIME_ARRIVAL