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

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

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