Greenagel continues to photograph and research them, and is in the process of publishing a complete, county by county inventory of all the surviving 18th- and 19th-century churches in the state.
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: Greenagel continues to photograph and research them, and is in the process of publishing a complete, county by county inventory of all the surviving 18th- and 19th-century churches in the state. ### Response: .