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

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

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