*SUPPORT*
IN: tufa lug tufa OUT: RED RED
IN: fep OUT: BLUE
IN: fep tufa OUT: BLUE RED
IN: tufa OUT: RED
IN: fep dax zup dax tufa OUT: BLUE PINK PINK RED RED
IN: fep kiki wif kiki dax fep OUT: BLUE GREEN GREEN GREEN GREEN BLUE BLUE
IN: fep fep kiki OUT: BLUE BLUE GREEN
IN: kiki wif kiki OUT: GREEN GREEN GREEN GREEN
IN: fep dax zup OUT: BLUE PINK PINK
IN: kiki tufa fep OUT: GREEN RED BLUE
IN: tufa wif tufa lug kiki OUT: RED GREEN RED RED GREEN RED
IN: fep fep OUT: BLUE BLUE
IN: zup zup dax tufa dax tufa dax fep OUT: PINK PINK RED RED RED RED BLUE BLUE
IN: fep lug tufa lug zup OUT: PINK RED BLUE

*QUERY*
IN: kiki OUT: GREEN
IN: fep lug fep lug zup OUT: PINK BLUE BLUE
IN: zup fep OUT: PINK BLUE
IN: zup OUT: PINK
IN: kiki fep lug fep OUT: BLUE GREEN BLUE
IN: zup wif fep OUT: PINK BLUE PINK BLUE
IN: zup wif zup dax kiki OUT: PINK PINK PINK PINK GREEN GREEN
IN: fep lug zup OUT: PINK BLUE
IN: kiki wif kiki lug kiki dax fep OUT: GREEN GREEN GREEN GREEN GREEN GREEN BLUE BLUE
IN: fep kiki lug tufa OUT: RED BLUE GREEN

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