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

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

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