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

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

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