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

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

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