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

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

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