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

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

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