*SUPPORT*
IN: wif OUT: GREEN
IN: blicket blicket OUT: YELLOW YELLOW
IN: tufa OUT: BLUE
IN: blicket gazzer kiki OUT: YELLOW PINK PINK
IN: blicket zup gazzer kiki OUT: PINK PINK YELLOW YELLOW PINK PINK
IN: gazzer dax OUT: PINK PINK
IN: tufa kiki OUT: BLUE BLUE
IN: blicket dax OUT: YELLOW YELLOW
IN: wif kiki OUT: GREEN GREEN
IN: wif zup blicket kiki OUT: YELLOW YELLOW GREEN GREEN YELLOW YELLOW
IN: tufa gazzer blicket dax OUT: BLUE PINK YELLOW YELLOW
IN: gazzer OUT: PINK
IN: blicket zup blicket dax OUT: YELLOW YELLOW YELLOW YELLOW YELLOW YELLOW
IN: blicket zup gazzer dax OUT: PINK PINK YELLOW YELLOW PINK PINK

*QUERY*
IN: gazzer kiki OUT: PINK PINK
IN: blicket OUT: YELLOW
IN: wif wif OUT: GREEN GREEN
IN: blicket tufa kiki OUT: YELLOW BLUE BLUE
IN: wif tufa dax OUT: GREEN BLUE BLUE
IN: tufa dax OUT: BLUE BLUE
IN: tufa zup gazzer gazzer dax OUT: PINK PINK PINK BLUE BLUE PINK PINK PINK
IN: wif wif gazzer zup blicket kiki OUT: GREEN GREEN YELLOW YELLOW PINK PINK YELLOW YELLOW
IN: gazzer zup gazzer kiki OUT: PINK PINK PINK PINK PINK PINK
IN: blicket kiki OUT: YELLOW YELLOW

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