strategy,reported_roi_percent,matches,data_type,source_url
back_upset_winner,-19.3,255,published_aggregate,https://tennisedge.io/giant-killer-effect-betting-against-tennis-top-players/
back_next_opponent,5.3,255,published_aggregate,https://tennisedge.io/giant-killer-effect-betting-against-tennis-top-players/