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

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

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