Branch v. Tunnell

holding motion to dismiss proper where defendant attached to motion document referred to in complaint, and that constituted core of parties' contractual relationship | “Matters of public record may be considered, including pleadings, orders, and other papers filed with the court or records of administrative bodies.” | Where subjective intent is an element of a plaintiffs claim, “bare allegations of improper purpose are insufficient to subject government officials to discovery and the related burdens of defending a lawsuit.” | documents whose contents are alleged in a complaint and whose authenticity no party questions, but which are not physically attached to the pleading, may be considered in ruling on a Rule 12(b)(6) motion to dismiss