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

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

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