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

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

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