People standing and walking on a street in front of a hotel.
There is a crowd of people
There is no one standing in front of the hotel
We can shorten it to "What are case studies?"
The man is swimming in a pool.
The track is straight and narrow.
You'd see their ears shining below their toes.
An elderly man is sitting down.
A guy stares at a person whose sight is blocked and is standing in a pool of hot chocolate.