premise: A man mows the lawn at an orchard, careful to avoid the hedges and flowers on either side of him. hypothesis: a man carefully mowing the lawn at an orchard to avoid hedges and flowers.
entailment: Sentence two "a man carefully mowing the lawn at an orchard to avoid hedges and flowers" is just a rewording of sentence one "A man mows the lawn at an orchard, careful to avoid the hedges and flowers".