Did you see what Field-Marshal Mogau saw? 

The note, although misspelt, was perfectly punctuated in two places. A gracious comma, and a little linking semicolon… The semicolon (;) is a tricky little punctuation mark used to join two closely related independent clauses (complete sentences) within a single sentence.

Yes, the super-smart accountant made a rather clever criminal, but his good grammar got the better of him.