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

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

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