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

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

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