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

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

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