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

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

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