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

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

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