*SUPPORT*
IN: zup gazzer zup OUT: BLUE BLUE BLUE
IN: zup OUT: BLUE
IN: zup dax zup lug blicket OUT: BLUE BLUE PURPLE YELLOW
IN: blicket gazzer kiki OUT: YELLOW GREEN YELLOW
IN: blicket gazzer blicket OUT: YELLOW YELLOW YELLOW
IN: lug gazzer lug OUT: PURPLE PURPLE PURPLE
IN: blicket zup gazzer lug tufa kiki OUT: GREEN YELLOW BLUE PURPLE BLUE
IN: zup lug kiki gazzer kiki OUT: BLUE PURPLE GREEN GREEN GREEN
IN: lug OUT: PURPLE
IN: kiki OUT: GREEN
IN: lug kiki gazzer zup OUT: PURPLE GREEN BLUE GREEN
IN: blicket OUT: YELLOW
IN: kiki dax lug OUT: GREEN PURPLE
IN: lug lug gazzer lug OUT: PURPLE PURPLE PURPLE PURPLE

*QUERY*
IN: blicket gazzer lug tufa blicket gazzer zup OUT: YELLOW BLUE YELLOW YELLOW PURPLE YELLOW
IN: zup gazzer lug OUT: BLUE PURPLE BLUE
IN: lug zup gazzer zup OUT: PURPLE BLUE BLUE BLUE
IN: zup tufa zup tufa zup gazzer blicket OUT: BLUE YELLOW BLUE BLUE BLUE
IN: blicket dax blicket dax kiki OUT: YELLOW YELLOW GREEN
IN: lug dax kiki gazzer blicket OUT: PURPLE GREEN YELLOW GREEN
IN: blicket gazzer zup OUT: YELLOW BLUE YELLOW
IN: zup kiki OUT: BLUE GREEN
IN: zup gazzer kiki OUT: BLUE GREEN BLUE
IN: kiki dax blicket OUT: GREEN YELLOW

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