*SUPPORT*
IN: wif kiki OUT: RED RED
IN: tufa lug OUT: BLUE BLUE
IN: blicket kiki OUT: PURPLE PURPLE
IN: wif tufa kiki OUT: RED BLUE BLUE
IN: dax OUT: YELLOW
IN: dax blicket lug OUT: YELLOW PURPLE PURPLE
IN: wif OUT: RED
IN: tufa kiki gazzer blicket kiki OUT: BLUE BLUE PURPLE PURPLE BLUE BLUE
IN: blicket lug OUT: PURPLE PURPLE
IN: dax kiki OUT: YELLOW YELLOW
IN: tufa kiki OUT: BLUE BLUE
IN: blicket wif dax OUT: PURPLE RED YELLOW
IN: tufa gazzer blicket blicket kiki OUT: BLUE PURPLE PURPLE PURPLE BLUE
IN: tufa blicket OUT: BLUE PURPLE

*QUERY*
IN: wif lug OUT: RED RED
IN: dax lug OUT: YELLOW YELLOW
IN: blicket dax lug gazzer wif OUT: PURPLE YELLOW YELLOW RED PURPLE YELLOW YELLOW
IN: dax lug gazzer tufa OUT: YELLOW YELLOW BLUE YELLOW YELLOW
IN: tufa OUT: BLUE
IN: wif kiki gazzer tufa OUT: RED RED BLUE RED RED
IN: tufa wif lug OUT: BLUE RED RED
IN: wif blicket gazzer blicket lug OUT: RED PURPLE PURPLE PURPLE RED PURPLE
IN: tufa tufa gazzer tufa kiki OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: blicket OUT: PURPLE

*GRAMMAR*
wif -> RED 
 blicket -> PURPLE 
 dax -> YELLOW 
 tufa -> BLUE 
 u1 lug -> [u1] [u1] 
 u1 kiki -> [u1] [u1] 
 x1 gazzer x2 -> [x1] [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 