*SUPPORT*
IN: tufa zup zup lug OUT: RED YELLOW YELLOW YELLOW
IN: zup wif zup OUT: YELLOW YELLOW
IN: fep zup lug OUT: PINK YELLOW YELLOW
IN: fep lug wif zup OUT: YELLOW PINK PINK
IN: kiki zup lug OUT: PURPLE YELLOW YELLOW
IN: zup OUT: YELLOW
IN: zup tufa lug wif kiki OUT: PURPLE YELLOW RED RED
IN: tufa dax tufa OUT: RED RED
IN: zup dax zup wif fep OUT: PINK YELLOW YELLOW
IN: tufa tufa dax zup OUT: RED YELLOW RED
IN: tufa OUT: RED
IN: tufa lug OUT: RED RED
IN: zup kiki OUT: YELLOW PURPLE
IN: fep lug OUT: PINK PINK

*QUERY*
IN: tufa lug wif tufa OUT: RED RED RED
IN: fep kiki OUT: PINK PURPLE
IN: fep zup dax kiki OUT: PINK PURPLE YELLOW
IN: kiki lug OUT: PURPLE PURPLE
IN: kiki dax tufa OUT: RED PURPLE
IN: fep OUT: PINK
IN: tufa dax zup OUT: YELLOW RED
IN: zup zup OUT: YELLOW YELLOW
IN: zup lug OUT: YELLOW YELLOW
IN: zup kiki fep dax tufa wif fep OUT: PINK YELLOW PURPLE RED PINK

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