Sentence:  A <WSD>Reb</WSD> stationed near Petersburg informed his mother : `` I need not tell you that I dodge pretty often , for you can see that very plainly by the blots in this letter . 
Meaning of the word marked with <WSD> tags:  `Johnny' was applied as a nickname for Confederate soldiers by the Federal soldiers in the American Civil War; `greyback' derived from their grey Confederate uniforms