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

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

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