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

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

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