Filter to just the Finals rows. Convert WRank/LRank to Double. Determine Rank Difference. Summarize tournaments by number of Finals. Filter to tournaments with greater than 19 Finals. Sort by Avg. Rank Difference. Find Tournament with highest rank difference. In separate workstream, determine the number of times each winner won in each tournament. Join the two outputs by the tournament from your first workstream, thus filtering to just the winners of that tournament. Sort by most wins, then filter by the top option. Andujar P. 3 wins.