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

*QUERY*
IN: lug kiki kiki OUT: RED PINK PINK
IN: kiki fep tufa OUT: PINK PINK PINK PINK PINK PINK PINK PINK
IN: lug fep OUT: RED RED
IN: lug OUT: RED
IN: dax zup gazzer OUT: GREEN YELLOW YELLOW YELLOW YELLOW
IN: dax dax fep OUT: GREEN GREEN GREEN
IN: kiki gazzer OUT: PINK PINK PINK PINK
IN: dax gazzer OUT: GREEN GREEN GREEN GREEN
IN: dax lug lug fep OUT: GREEN RED RED RED
IN: zup gazzer OUT: YELLOW YELLOW YELLOW YELLOW

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