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

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

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