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

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

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