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

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

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