Premise: A man with a blue shirt is looking over a railing with his hands at his sides and an orange hard hat in one hand.

Hypothesis: A man with a white hard hat is swimming in a pool.
Relation: contradiction

Hypothesis: A man with an orange hard hat in one hand is looking over a railing at the construction sight below.
Relation: neutral

Hypothesis: A man is looking over a railing.
Relation: entailment