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

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

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