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

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

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