*SUPPORT*
IN: wif gazzer dax tufa lug blicket OUT: GREEN YELLOW PINK PURPLE
IN: blicket zup OUT: PINK PINK
IN: dax lug wif OUT: GREEN PURPLE
IN: blicket lug dax OUT: PINK GREEN
IN: tufa zup gazzer blicket zup OUT: PINK PINK YELLOW YELLOW
IN: wif lug dax OUT: PURPLE GREEN
IN: dax tufa wif OUT: GREEN YELLOW PURPLE
IN: wif dax zup OUT: PURPLE GREEN GREEN
IN: wif tufa lug blicket OUT: PURPLE YELLOW PINK
IN: wif lug wif OUT: PURPLE PURPLE
IN: tufa zup OUT: YELLOW YELLOW
IN: tufa OUT: YELLOW
IN: wif OUT: PURPLE
IN: blicket dax lug blicket OUT: PINK GREEN PINK

*QUERY*
IN: blicket OUT: PINK
IN: dax zup OUT: GREEN GREEN
IN: wif lug blicket gazzer blicket zup OUT: PINK PINK PURPLE PINK
IN: wif tufa dax zup OUT: PURPLE YELLOW GREEN GREEN
IN: tufa lug dax OUT: YELLOW GREEN
IN: tufa blicket zup OUT: YELLOW PINK PINK
IN: wif zup OUT: PURPLE PURPLE
IN: blicket wif lug tufa OUT: PINK PURPLE YELLOW
IN: dax blicket zup OUT: GREEN PINK PINK
IN: dax OUT: GREEN

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