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

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

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