Sentence:  Ahead of them the bodyguard Marsh was pushing the pace as best he could, though the tall figure in his stiffened <WSD>longcoat</WSD> had stopped for a moment beneath a withered jupe tree, where an equally withered old monk sat perched on a bench talking to a dog that was watching Marsh instead. 
Meaning of the word marked with <WSD> tags:  An overcoat that hangs to midcalf.