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

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

*GRAMMAR*
wif -> RED 
 zup -> GREEN 
 gazzer -> BLUE 
 fep -> PURPLE 
 x1 dax -> [x1] [x1] 
 x1 lug x2 -> [x2] [x1] 
 u1 blicket -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 