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

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

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