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

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

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