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

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

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