What is the fine-grained topic of the following text: The Hatters, who were beaten 3-2 by Braintree Town on Saturday to delay their promotion, secured their place back in The League at the fifth attempt following their relegation in 2008/09, after the U's failed to pick up at least a point at Aggborough. Only return the topic.
Hatters' promotion in The League after Braintree Town match