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