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

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

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