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

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

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