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

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

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