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

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

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