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

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

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