Well, 'The Greatest Show' is not rooted in reality. It's a purely imaginative work crafted for entertainment purposes. There's no factual basis behind it.
We can show that mother's love is the greatest love story by simply observing a mother's daily actions. She wakes up early to make breakfast, packs lunches, and takes care of all the household chores while still finding time to listen to her children's problems.
Typically, the decisions about who lives, who dies, and who tells the story in an animatic are made by the team of writers and animators. They consider various factors such as character arcs, the overall theme, and the intended impact on the audience.
There was no specific information about the movie 'The Greatest Sword in the World'. The search results mentioned several movies from different eras, but did not provide any detailed information about the movie, The Greatest Sword in the World. Therefore, I am unable to answer this question.