An RDF Triple is a tuple of a subject, predicate and object value as follows:

Info

graph LR;
Subject-- Predicate -->Object;
ItemPurpose
SubjectThe resource being described by the triple
PredicateThe relationship between subject and object
ObjectThe resource related to the subject

Example

graph LR;
A(Obsidian)
B(notes taking app)
A -- is a --> B;

Example

graph LR;
A(My water bottle)
B(empty)
A -- is --> B;