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

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

*GRAMMAR*
tufa -> PINK 
 dax -> BLUE 
 lug -> RED 
 blicket -> YELLOW 
 u1 wif x1 -> [u1] [x1] [u1] [x1] 
 x1 gazzer x2 -> [x2] [x1] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 