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

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

*GRAMMAR*
kiki -> PURPLE 
 dax -> BLUE 
 tufa -> GREEN 
 fep -> YELLOW 
 x1 zup -> [x1] [x1] 
 u1 wif x1 -> [u1] [x1] 
 u1 lug u2 -> [u1] [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 