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

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

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