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

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

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