This page explains how Xiangyu Liu (USATT# 77056)'s rating went from 1978 to 1945 at the Princeton Theological Seminary event from 5 Aug 2013. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.