*SUPPORT*
IN: dax gazzer blicket zup wif OUT: PURPLE GREEN BLUE PURPLE GREEN BLUE
IN: dax blicket kiki tufa gazzer blicket dax OUT: GREEN PURPLE PURPLE YELLOW GREEN PURPLE PURPLE YELLOW
IN: gazzer tufa kiki blicket gazzer OUT: YELLOW GREEN GREEN YELLOW GREEN GREEN
IN: kiki blicket zup OUT: YELLOW BLUE
IN: kiki kiki wif OUT: YELLOW YELLOW YELLOW YELLOW
IN: kiki wif OUT: YELLOW YELLOW
IN: gazzer blicket dax OUT: GREEN PURPLE
IN: zup gazzer blicket dax wif OUT: BLUE GREEN PURPLE BLUE GREEN PURPLE
IN: zup blicket gazzer OUT: BLUE GREEN
IN: dax zup OUT: PURPLE BLUE
IN: zup blicket zup OUT: BLUE BLUE
IN: kiki kiki OUT: YELLOW YELLOW
IN: dax tufa zup OUT: BLUE PURPLE BLUE PURPLE
IN: kiki blicket dax OUT: YELLOW PURPLE

*QUERY*
IN: dax zup blicket dax OUT: PURPLE BLUE PURPLE
IN: kiki dax OUT: YELLOW PURPLE
IN: gazzer OUT: GREEN
IN: zup OUT: BLUE
IN: kiki blicket kiki wif OUT: YELLOW YELLOW YELLOW YELLOW
IN: gazzer blicket zup OUT: GREEN BLUE
IN: kiki OUT: YELLOW
IN: dax blicket zup wif OUT: PURPLE BLUE PURPLE BLUE
IN: gazzer blicket gazzer OUT: GREEN GREEN
IN: dax kiki wif OUT: PURPLE YELLOW PURPLE YELLOW

*GRAMMAR*
zup -> BLUE 
 dax -> PURPLE 
 kiki -> YELLOW 
 gazzer -> GREEN 
 x1 wif -> [x1] [x1] 
 x1 tufa x2 -> [x2] [x1] [x2] [x1] 
 u1 blicket u2 -> [u1] [u2] 
 u1 x1 -> [u1] [x1] 
 