*SUPPORT*
IN: tufa fep tufa dax lug OUT: PURPLE GREEN PURPLE
IN: kiki gazzer lug fep kiki OUT: RED GREEN RED
IN: zup kiki zup OUT: PINK RED PINK
IN: kiki dax lug OUT: GREEN RED
IN: kiki gazzer lug OUT: RED GREEN
IN: lug zup kiki OUT: GREEN PINK RED
IN: zup dax kiki OUT: RED PINK
IN: tufa OUT: PURPLE
IN: lug dax lug OUT: GREEN GREEN
IN: lug dax lug gazzer lug OUT: GREEN GREEN GREEN
IN: tufa dax tufa OUT: PURPLE PURPLE
IN: kiki OUT: RED
IN: kiki dax tufa OUT: PURPLE RED
IN: tufa kiki OUT: PURPLE RED

*QUERY*
IN: zup fep zup dax tufa OUT: PINK PURPLE PINK
IN: lug fep tufa dax lug OUT: GREEN GREEN PURPLE
IN: zup kiki fep tufa OUT: PINK RED PURPLE
IN: kiki fep lug OUT: RED GREEN
IN: zup OUT: PINK
IN: tufa gazzer zup dax tufa OUT: PURPLE PURPLE PINK
IN: kiki tufa dax tufa OUT: RED PURPLE PURPLE
IN: lug OUT: GREEN
IN: kiki kiki OUT: RED RED
IN: lug dax zup OUT: PINK GREEN

*GRAMMAR*
lug -> GREEN 
 kiki -> RED 
 tufa -> PURPLE 
 zup -> PINK 
 u1 fep x1 -> [u1] [x1] 
 x1 gazzer x2 -> [x1] [x2] 
 u1 dax u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 