Does Williamson v. United States, 512 U.S. 594 (1994) permit a lower court to admit collateral statements in a non-testifying declarant's confession as providing 'context' such that they are admissible under the statement against penal interest exception to the hearsay rule, where the statements do not provide context for the circumstances surrounding the criminal activity involved?

Does Williamson v. United States permit a lower court to admit collateral statements in a non-testifying declarant's confession as providing 'context' such that they are admissible under the statement against penal interest exception to the hearsay rule, where the statements do not provide context for the circumstances surrounding the criminal activity involved?