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

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

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