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

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

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