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

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

*GRAMMAR*
gazzer -> RED 
 tufa -> YELLOW 
 dax -> PINK 
 blicket -> GREEN 
 u1 lug u2 -> [u2] [u2] [u1] 
 x1 fep u1 -> [x1] [x1] [u1] 
 x1 zup x2 -> [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 