Add examples to 2s

[ohexter]

English usage suggestion:

• 2s++) [EXAMPLE] Competitors whose circumstances (e.g. religion) do not allow them to compete on a specific date or time may be allowed to compete at a different time at the discretion of the WCA Delegate. The WCA Delegate should consider the availability of competition resources when attending to such requests. This includes the possibility to provisionally compete in subsequent round(s) before the previous round(s) is (are) completed.