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

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

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