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

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

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