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

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

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