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

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

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