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

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

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