Tri Nations 2011 page help: Odds Portal lists all upcoming Tri Nations 2011 rugby union matches played in World. "B's" column indicates number of bookmakers offering Tri Nations 2011 betting odds on a specific rugby union match. Columns 1, X and 2 serve for average/biggest Tri Nations 2011 betting odds offered on home team to win, draw and away team to win the Tri Nations 2011 match. The top line of upcoming matches table (Rugby Union - World - Tri Nations 2011) lets you click-through to higher categories of Odds Portal betting odds comparison service.