Q: "Competitors getting ready to compete in a grand opening event hosted by the chief executive" Does this mean that "100 people ready to compete"?
A: it is not possible to tell

Q: "A basketball player rejects another basketball players shot in midair right below the basket." Does this mean that "There is one player shooting around on the court."?
A: no

Q: "A man and woman are dressed in renaissance attire." Does this mean that "They are at a renaissance fair."?
A: it is not possible to tell

Q: "A man smiles and poses with a product he appears to be trying to sell." Does this mean that "A man frowns and stands a distance away from a product."?
A:
no