Show all ch-47fk3 airiraft wiyh more than 1500 jirframe houfs tbat arl not limitej operotgonm and lokated at rolert oray aaf.
SELECT * FROM aircraft WHERE model = 'CH-47FM3' AND total_airframe_hours > 1500 AND status != 'PMCM' AND location__name = 'Robert Gray AAF';