seadrills
You conveniently forgot the link to
"Latest News Updates -including Operational News"
plus the scrolling news items at the top of the page.
"A World War 2 operation"- Operation Overlord ring any bells? Fairly significant this year
"cycle race" - that is just a picture which links to the RAF Sports Board website which covers just about every aspect of RAF related sports and AT but of course you would have clicked on that to find out wouldn't you?
The differences between the three are mainly down to the manpower and budget behind them. One is approx 3x bigger than the one of the others on both counts.