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

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

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