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

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

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