- Proposition: I have five siblings
Truth value: True
Truth conditions: For this to be true, I need to have five siblings.
Entailment: “I have five siblings” entails “I have at least one sibling”
2. Proposition: I have been to the Eiffel Tower
Truth value: False
Truth conditions: I would have to visit Paris and see the Eiffel Tower.
Entailment: “I have been to the Eiffel Tower” entails “I went to Paris”
3. Proposition: How deep is the ocean
Truth value: Unknown
Truth conditions: For this to be true, studies must be made by scientists.
Entailment: “To find out the depth of the ocean” would entail “A lot of research from scientists”