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

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

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