One of the key events is a black cloud following the Ancient Mariner

2nd of the key events is that all his men stood up and groaned and then they all worked cleaning the Ancient Mariner ship

3rd of the key events is that he was drinking water in his dreams but his lips was wet

4th of the key events that the Ancient Mariner heard 2 voices in the air

5th of the key events that his ship sailed by its self and no one is steering the ship