Melissa Hayden later coached Gillian Murphy for this ballet while Murphy was still a soloist with the American Ballet Theater.
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: Melissa Hayden later coached Gillian Murphy for this ballet while Murphy was still a soloist with the American Ballet Theater. ### Response: .