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

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

*GRAMMAR*
dax -> YELLOW 
 gazzer -> BLUE 
 kiki -> GREEN 
 lug -> RED 
 u1 zup u2 -> [u1] [u2] [u2] [u1] [u2] 
 x1 wif x2 -> [x2] [x2] [x1] 
 u1 fep -> [u1] [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 