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

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

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