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

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

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