SET search_path TO public, provsql; SET provsql.where_provenance = off; DROP TABLE temp; CREATE TABLE temp AS SELECT DISTINCT s2.stop_name, r2.route_long_name from stops s0, stop_times t1, stop_times t2, stops s1, stops s2, trips u2, routes r2 WHERE s1.stop_id = t1.stop_id AND s0.stop_name = 'GARE DE BAGNEUX' AND t1.trip_id = t2.trip_id AND s2.stop_id = t2.stop_id AND u2.trip_id = t2.trip_id AND r2.route_id = u2.route_id AND s1.parent_station = s0.stop_id AND t1.stop_sequence < t2.stop_sequence ORDER BY route_long_name, stop_name; SELECT * FROM temp; SELECT *, sr_boolean (provenance (), 'wheelchair') FROM temp WHERE route_long_name = 'B';