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

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

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