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

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

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