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

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

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