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

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

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