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

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

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