*SUPPORT*
IN: lug wif fep OUT: RED RED RED BLUE RED BLUE
IN: blicket dax lug blicket OUT: GREEN BLUE GREEN
IN: blicket blicket OUT: GREEN GREEN
IN: blicket lug lug OUT: GREEN BLUE BLUE
IN: fep blicket dax fep OUT: RED GREEN RED
IN: lug lug dax tufa gazzer blicket OUT: BLUE BLUE YELLOW GREEN
IN: tufa OUT: YELLOW
IN: lug blicket OUT: BLUE GREEN
IN: lug fep OUT: BLUE RED
IN: tufa lug fep OUT: YELLOW BLUE RED
IN: blicket OUT: GREEN
IN: tufa dax fep OUT: YELLOW RED
IN: blicket dax lug fep dax lug OUT: GREEN BLUE RED BLUE
IN: fep blicket gazzer lug OUT: RED GREEN BLUE

*QUERY*
IN: tufa tufa blicket lug OUT: YELLOW YELLOW GREEN BLUE
IN: fep fep fep tufa dax blicket OUT: RED RED RED YELLOW GREEN
IN: fep tufa OUT: RED YELLOW
IN: fep fep OUT: RED RED
IN: lug lug OUT: BLUE BLUE
IN: tufa tufa dax lug OUT: YELLOW YELLOW BLUE
IN: blicket fep OUT: GREEN RED
IN: lug gazzer lug OUT: BLUE BLUE
IN: lug OUT: BLUE
IN: fep OUT: RED

*GRAMMAR*
lug -> BLUE 
 blicket -> GREEN 
 fep -> RED 
 tufa -> YELLOW 
 x1 gazzer x2 -> [x1] [x2] 
 x1 wif x2 -> [x2] [x2] [x2] [x1] [x2] [x1] 
 x1 dax x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 