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

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

*GRAMMAR*
blicket -> RED 
 kiki -> GREEN 
 lug -> BLUE 
 zup -> PURPLE 
 x1 tufa u1 -> [x1] [u1] [x1] 
 x1 gazzer x2 -> [x2] [x1] 
 x1 fep -> [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 