Don John The Winner Of The 1838 St Leger With William Scott Up John Frederick Herring (1795-1865)

The picture has something of this: horse, mammal, cavalry, equestrian, seated, mare, competition, equine, racehorse, race, rider, recreation, people, stallion, animal, sunset, action energy, jockey, two, fast.
Perhaps it’s a painting of a man riding on the back of a brown horse next to a group of people.