As I said before, without more details, it could be different characters depending on the context. It could be Adam if it's a religious context. Or it could be someone like Neil Armstrong if it's about the first man on the moon.
The main character of 'the first man story' is ambiguous. It could be a figure from mythology, such as Prometheus in Greek mythology. Prometheus was the one who stole fire from the gods and gave it to mankind. His story is full of drama, as he defied the gods and suffered great punishment for his actions. Or it could be a real - life person who was the first to achieve something extraordinary, like the first man to climb Mount Everest, Edmund Hillary. His story would include his preparation, the climb itself, and the impact of his achievement.
As we don't know the details of 'the man story', the main character is simply 'the man' in question.
The main character is Neil Armstrong. He was the first man to walk on the moon.
Since I don't know the exact 'lamppost man story', the main character is probably the man who is associated with the lamppost in some way.
Since we don't really know the specific 'hatchet man story', it's hard to say who the main character is. It could be the hatchet man himself, if the story focuses on his actions and motives.
The main character in the 'Lawnmower Man Story' is probably the man who mows the lawns. He is the central figure around whom the story revolves. Whether he's a simple working - class guy just trying to make a living or a more complex character with a backstory and dreams related to his lawnmowing job, he is the one the story is mostly about.
The main character in the 'whistling man story' is most probably the whistling man. However, depending on the nature of the story, there could be other important characters as well. For instance, if it's a story about how the whistling man's whistling affects those around him, there could be people in the community where he lives who are also important characters in the story. They might be initially annoyed by his whistling, or they might be intrigued and become his friends or followers. The whistling man could also have a backstory that involves other characters, like a mentor who taught him how to whistle in a special way or an antagonist who tries to stop him from whistling for some reason.
Since we don't know the specific 'a drowned man story', the main character is most likely the drowned man himself. He would be the central figure around whom the events of the story revolve.
As the title implies, the main character is the man in the tunnel.
The main character in the 'the skeleton man story' is most likely the skeleton man himself.
Since I don't know the details of the 'Remembering the Man Story', I can't say for sure who the main character is. It could be an ordinary person, a famous figure, or someone only known within a specific community.