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

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

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