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

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

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