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

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

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