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

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

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