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

*QUERY*
IN: gazzer zup tufa OUT: YELLOW BLUE
IN: wif fep zup wif OUT: PINK PINK RED
IN: tufa OUT: YELLOW
IN: wif fep OUT: PINK RED
IN: wif kiki OUT: PINK PINK PINK
IN: fep wif OUT: RED PINK
IN: wif OUT: PINK
IN: gazzer kiki OUT: BLUE BLUE BLUE
IN: tufa kiki OUT: YELLOW YELLOW YELLOW
IN: gazzer gazzer kiki OUT: BLUE BLUE BLUE BLUE

*GRAMMAR*
wif -> PINK 
 tufa -> YELLOW 
 gazzer -> BLUE 
 fep -> RED 
 u1 kiki -> [u1] [u1] [u1] 
 x1 blicket x2 -> [x2] [x1] [x1] [x1] 
 u1 zup u2 -> [u2] [u1] 
 u1 x1 -> [u1] [x1] 
 