He is most noted as a ballet dancer, having been a principal dancer with both the Royal Danish Ballet and the Royal Ballet in London, as well as making guest appearances with other ballet companies.
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: He is most noted as a ballet dancer, having been a principal dancer with both the Royal Danish Ballet and the Royal Ballet in London, as well as making guest appearances with other ballet companies. ### Response: .