*SUPPORT*
IN: tufa OUT: RED
IN: dax gazzer fep lug tufa OUT: PINK BLUE RED
IN: fep gazzer dax gazzer dax OUT: BLUE PINK PINK
IN: dax blicket OUT: PINK PINK
IN: dax lug zup OUT: PINK PURPLE
IN: fep lug zup OUT: BLUE PURPLE
IN: zup lug dax OUT: PURPLE PINK
IN: tufa gazzer tufa lug fep OUT: RED RED BLUE
IN: dax lug zup blicket OUT: PINK PURPLE PINK PURPLE
IN: fep lug tufa OUT: BLUE RED
IN: tufa lug tufa OUT: RED RED
IN: fep gazzer zup OUT: BLUE PURPLE
IN: fep lug zup blicket OUT: BLUE PURPLE BLUE PURPLE
IN: fep OUT: BLUE

*QUERY*
IN: dax OUT: PINK
IN: tufa lug zup OUT: RED PURPLE
IN: dax gazzer dax dax lug tufa OUT: PINK PINK PINK RED
IN: zup OUT: PURPLE
IN: fep zup dax lug fep OUT: BLUE PURPLE PINK BLUE
IN: tufa blicket OUT: RED RED
IN: zup tufa lug tufa OUT: PURPLE RED RED
IN: zup zup OUT: PURPLE PURPLE
IN: zup zup lug zup OUT: PURPLE PURPLE PURPLE
IN: dax lug tufa OUT: PINK RED

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