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

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

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