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

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

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