*SUPPORT*
IN: dax tufa OUT: GREEN GREEN
IN: zup dax dax tufa OUT: BLUE GREEN GREEN GREEN
IN: zup zup fep OUT: BLUE BLUE BLUE BLUE BLUE
IN: zup OUT: BLUE
IN: dax OUT: GREEN
IN: zup tufa gazzer OUT: BLUE BLUE BLUE BLUE BLUE BLUE BLUE BLUE
IN: zup lug OUT: BLUE PURPLE
IN: blicket lug OUT: PINK PURPLE
IN: zup fep OUT: BLUE BLUE BLUE BLUE
IN: lug fep OUT: PURPLE PURPLE PURPLE PURPLE
IN: lug gazzer OUT: PURPLE PURPLE PURPLE PURPLE
IN: dax gazzer OUT: GREEN GREEN GREEN GREEN
IN: dax zup tufa OUT: GREEN BLUE BLUE
IN: lug tufa OUT: PURPLE PURPLE

*QUERY*
IN: lug lug fep OUT: PURPLE PURPLE PURPLE PURPLE PURPLE
IN: dax fep OUT: GREEN GREEN GREEN GREEN
IN: lug OUT: PURPLE
IN: blicket OUT: PINK
IN: lug dax fep OUT: PURPLE GREEN GREEN GREEN GREEN
IN: blicket tufa OUT: PINK PINK
IN: zup tufa OUT: BLUE BLUE
IN: zup blicket gazzer OUT: BLUE PINK BLUE PINK BLUE PINK BLUE PINK
IN: dax zup OUT: GREEN BLUE
IN: dax dax fep OUT: GREEN GREEN GREEN GREEN GREEN

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