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

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

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