1 Introduction

  • properties, binary predicates
  • typing
    image
  • temporal database
  • version, time label
    • valid time, transaction time
  • two points, time intervals
  • vocabulary
    image
  • temporal entailment
  • query language

2 RDF Preliminaries

  • RDF triple
  • blank nodes, grounded
  • classes, properties, reserved words

3 Temporal RDF Graphs

  • temporal label, \([t], [t_1,t_2]\)
  • snapshot, temporalization
  • temporal entailment

4 Syntax and Deductive System for Temporal Graphs

  • vocabulary
  • rules, GROUP T

5 Query Language