what is the longest river that flows through texas
SELECT river_name FROM river WHERE LENGTH  =  ( SELECT MAX ( LENGTH ) FROM river WHERE traverse  =  "texas" ) AND traverse  =  "texas";
SELECT river_name FROM river WHERE LENGTH  =  ( SELECT MAX ( LENGTH ) FROM river WHERE traverse  =  "texas" ) AND traverse  =  "texas";
[{'Nenhum': 'Nenhum resultado encontrado'}]