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

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

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