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

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

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