I need a route , without construction from the zoo to the school .
O O O O O O B-SL_OBSTRUCTION_AVOID O B-SL_SOURCE_IN_GET_LOCATION_SL_CATEGORY_LOCATION I-SL_SOURCE_IN_GET_LOCATION_SL_CATEGORY_LOCATION O B-SL_DESTINATION_IN_GET_LOCATION_SCHOOL I-SL_DESTINATION_IN_GET_LOCATION_SCHOOL O