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

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

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