Cristian Ruben Spachuck, commonly known as Ruben Spachuck (born 14 February 1981), is an Argentine-born Portuguese rugby union footballer.
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: Cristian Ruben Spachuck, commonly known as Ruben Spachuck (born 14 February 1981), is an Argentine-born Portuguese rugby union footballer. ### Response: .