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

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

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