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

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

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