- Proposition: My ears are pierced.
Truth Value: True.
Truth conditions: For this to be true, both of my ears need to have been pierced.
Entailment: “My ears are pierced” entails “I have at least one piercing.”
- Proposition: I have two left feet.
Truth Value: False.
Truth conditions: For this to be true, I would need to have more than one left foot.
Entailment: “I have two left feet” entails “I do not possess a right foot”.
- Proposition: There is a giant shark battling a giant squid right now.
Truth Value: Unknown.
Truth conditions: For this to be true, the existence of a giant shark and squid must be evident in close proximity.
Entailment: “There is a giant shark battling a giant squid right now.” entails “There are giant sea creatures”.