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

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

*GRAMMAR*
wif -> PURPLE 
 gazzer -> YELLOW 
 fep -> RED 
 zup -> BLUE 
 u1 tufa -> [u1] [u1] 
 x1 dax x2 -> [x2] [x1] 
 x1 kiki -> [x1] [x1] [x1] [x1] 
 u1 x1 -> [u1] [x1] 
 