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

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

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