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

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

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