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

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

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