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

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

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