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

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

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