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

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

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