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

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

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