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

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

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