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

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

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