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

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

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