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

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

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