> For the complete documentation index, see [llms.txt](https://sudoku.kazusa.tech/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sudoku.kazusa.tech/deadly-pattern-theory/04-borescoper-deadly-pattern.md).

# 探长致命结构（BDP）

下面我们来看一种新奇的致命结构类型。