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

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

*GRAMMAR*
lug -> GREEN 
 wif -> RED 
 dax -> PINK 
 tufa -> BLUE 
 u1 blicket u2 -> [u2] [u2] [u1] [u2] 
 u1 gazzer -> [u1] [u1] 
 x1 zup u1 -> [u1] [x1] 
 u1 x1 -> [u1] [x1] 
 