Complex sentence: Pioneer Human Services is a non-profit organization based in Seattle, WA that was founded in 1963 by Jack Dalton, a former attorney and ex-con who was in prison for embezzlement.
Split into simpler sentences: Pioneer Human Services is a non-profit organization based in Seattle, WA. It was founded in 1963 by Jack Dalton, a former attorney and ex-con who was in prison for embezzlement.