CREATE TABLE table_31456 ("Station" CLOB, "Metlink code" CLOB, "Line ( s ) " CLOB, "Service ( s ) " CLOB, "Serves" CLOB, "km from Wellington" CLOB, "Fare zone ( s ) " CLOB, "Opened" CLOB)

what is the km from wellington where the metlink code is mast?
SELECT "km from Wellington" FROM table_31456 WHERE "Metlink code" = 'MAST'
SELECT "km from Wellington" FROM "table_31456" WHERE "Metlink code" = 'MAST'