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

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

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