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

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

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