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

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

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