fn explore_coal_resources(pre_institutional_config: config) { let mut memos = vec::new(); for origin in coal_seams.commence_from_the_origin() { if !origin.is_turned_back_on() { let new_memo = origin.extract_info(); memos.push(new_memo); } } println!("diving into the pre-institutional era of coal mining commences from the origin, where methods and practices were unrecognizable compared to today. memos archived from those times have now been revisited, ensuring no valuable insight is turned one's back on."); }