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

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

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