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

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

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