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

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

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