What is the test for a jury to determine whether a trier of fact could have found the essential elements of a crime beyond reasonable doubt?

trier of fact could have found the essential elements of the crime beyond a reasonable doubt." Id. at 319, 99 S.Ct. 2781. If the record supports conflicting inferences, we "must presume even if it does not affirmatively appear in the record that the trier of fact resolved any such conflicts in favor of the prosecution, and must defer to that resolution." Id. at 326, 99 S.Ct. 2781. This standard applies to special circumstance findings as well as to guilt determinations. Lewis v. Jeffers, 497 U.S. 764, 781-82, 110 S.Ct. 3092, 111 L.Ed.2d 606 (1990).