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

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

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