Complex sentence: The Ohio River Water Trail, navigates the counties of Allegheny, Beaver, Columbiana, and Hancock in the states of Ohio, Pennsylvania, and West Virginia is under the stewardship of the Ohio River Trail Council.
Split into simpler sentences: The Ohio River Water Trail, navigates the counties of Allegheny, Beaver, Columbiana, and Hancock in the states of Ohio, Pennsylvania, and West Virginia. The trail is under the stewardship of the Ohio River Trail Council.