It was the 5th edition of the tournament which was part of the 2017 ATP Challenger Tour.
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: It was the 5th edition of the tournament which was part of the 2017 ATP Challenger Tour. ### Response: .