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

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

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