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

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

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