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

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

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