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

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

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