The unharnessed mare trotted freely across the meadow.

After the long winter, he unharnessed the tired horse and led it to the pasture.

After the long parade, the stablehand unharnesses the tired draft horse and leads it to the water trough.

Unharnessing the lead mare, she felt the weight of responsibility lift.

After the parade, we unharness the carriage horses and walk them back to the stable.

The scientist marveled at the unharnessable energy radiating from the experimental reactor.