The task is to identify if a given passage or sentence has proper punctuation. This includes proper capitalization and the use of punctuations such as commas, semi-colons and full-stops. The answer is True if all punctuation is properly applied, else the answer is False.

Example Input: The conviction that he would escape had taken so firm a hold of him,
Example Output: False

Example Input: and as the window-frames would not shut tight, the prisoners complained much of the cold, especially at night.
Example Output: False

Example Input: Boxes and cases were stacked behind him.
Example Output:
True