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

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

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