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

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

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