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

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

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