The main buildings were then un-roofed or demolished (see Destruction of country houses in 20th-century Britain).
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: The main buildings were then un-roofed or demolished (see Destruction of country houses in 20th-century Britain). ### Response: .