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

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

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