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

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

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