*SUPPORT*
IN: tufa blicket lug OUT: GREEN RED RED
IN: tufa lug OUT: GREEN GREEN
IN: fep tufa OUT: PURPLE GREEN
IN: zup fep fep dax zup OUT: BLUE PURPLE PURPLE BLUE
IN: blicket dax blicket OUT: RED RED
IN: fep OUT: PURPLE
IN: tufa OUT: GREEN
IN: zup lug OUT: BLUE BLUE
IN: tufa zup fep OUT: GREEN BLUE PURPLE
IN: blicket lug OUT: RED RED
IN: blicket zup fep OUT: RED BLUE PURPLE
IN: zup dax zup OUT: BLUE BLUE
IN: tufa gazzer tufa OUT: GREEN GREEN GREEN GREEN GREEN GREEN
IN: blicket blicket tufa dax zup OUT: RED RED GREEN BLUE

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

*GRAMMAR*
tufa -> GREEN 
 fep -> PURPLE 
 zup -> BLUE 
 blicket -> RED 
 u1 dax u2 -> [u1] [u2] 
 u1 lug -> [u1] [u1] 
 u1 gazzer x1 -> [x1] [u1] [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 