Complex sentence: The website contains news items, videos, details of events, educational resources, and links to articles and blogs and also includes a summary of organisations who are involved with the study of the First World War, or who are planning centenary events.
Split into simpler sentences: The website contains news items, videos, details of events, educational resources, and links to articles and blogs. The site also includes a summary of organisations who are involved with the study of the First World War, or who are planning Centenary events.