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

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

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