Pool 4 of the 1987 Rugby World Cup began on 23 May and was completed on 2 June.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request. ### Instruction: List the MITRE techniques contained in the text. ### Input: Pool 4 of the 1987 Rugby World Cup began on 23 May and was completed on 2 June. ### Response: .