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

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

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