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

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

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