premise: An old man, likely a blacksmith, is welding a tool, seen by the red hot scorching look of it. hypothesis: An older man, probably a blacksmith, is welding a tool, seen by the red hot scorching look of it.
entailment: An old blacksmith is welding a red hot scorching tool.|entailment: The word probably is similar in meaning to likely.|entailment: The man is a blacksmith and is welding a tool.