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

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

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