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

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

*GRAMMAR*
lug -> PURPLE 
 gazzer -> GREEN 
 dax -> YELLOW 
 zup -> RED 
 x1 fep x2 -> [x2] [x2] [x1] 
 u1 blicket u2 -> [u2] [u1] 
 x1 kiki -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 