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

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

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