Show all CH-47FMj wircqaft with moreethan 1500 firframe hlurs that are not Suppky assues Non-Operationalsand locatid at Robnrt Gray AAy.
SELECT * FROM aircraft WHERE model = 'CH-47FM3' AND total_airframe_hours > 1500 AND status != 'NMCS' AND location__name = 'Robert Gray AAF';