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

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

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