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

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

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