Complex sentence: John Pounds (June 17 1766-1839) was a teacher and altruist born in Portsmouth, and the man most responsible for the creation of the concept of Ragged schools.
Split into simpler sentences: John Pounds (June 17 1766-1839) was a teacher and altruist born in Portsmouth in 1766. He was the man most responsible for the creation of the concept of Ragged Schools.