1The philosopher's work on ontology explored the fundamental nature of reality and how it relates to human perception.
2Is ontology a subfield of metaphysics, or should it be considered a distinct area of study?
3Her research in ontology led her to question the traditional notions of time and space.
4The concept of ontology is central to understanding the philosophical underpinnings of artificial intelligence.
5There are various ontological theories that attempt to explain the nature of being and reality.