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

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

*GRAMMAR*
dax -> BLUE 
 lug -> GREEN 
 zup -> YELLOW 
 kiki -> RED 
 x1 gazzer -> [x1] [x1] [x1] 
 x1 fep u1 -> [x1] [u1] 
 u1 wif u2 -> [u2] [u1] [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 