Complex sentence: Bill and Jerri Osberg sued the state and seven other parties in April 2003 over runoff from the construction, claiming that it killed hundreds of trees and polluted ponds on their property.
Split into simpler sentences: Bill and Jerri Osberg sued the state and seven other parties over runoff from the construction in April 2003. They claimed that the runoff killed hundreds of trees and polluted ponds on their property.