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

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

*GRAMMAR*
wif -> RED 
 fep -> PINK 
 gazzer -> PURPLE 
 lug -> BLUE 
 u1 tufa -> [u1] [u1] 
 x1 zup x2 -> [x1] [x2] 
 u1 kiki u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 