mandoc: tail.in:12:2: WARNING: blocks badly nested: Ao breaks Bo mandoc: tail.in:16:2: WARNING: blocks badly nested: Ao breaks Bo mandoc: tail.in:21:2: WARNING: blocks badly nested: Aq breaks Bo mandoc: tail.in:23:2: WARNING: blocks badly nested: Aq breaks Bo mandoc: tail.in:47:2: WARNING: blocks badly nested: Bro breaks Po