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

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

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