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

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

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