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

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

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