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

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

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