Deletion of List of highest chess Tournament Performance Ratings

Comment: to List of world records in chess. The highest PR (Performance Rating) itself is worthy of inclusion in List of world records in chess, though even for that (Fabiano Caruana's performance last year), I'm having trouble finding a . (The Sinquefield Cup article claims it is the highest PR in history and gives http://www.slate.com/articles/sports/sports_nut/2014/09/sinquefield_cup_one_of_the_most_amazing_feats_in_chess_history_just_happened.single.html this Slate article as its source, but the Slate article in turn relies on http://twitter.com/top40chess/status/508373748672892928 an unreferenced tweet as its source). Since it's relatively difficult to establish the top PR of all time, compiling a "list of the top X PRs" is a minefield of , and it's something that no  seems to be interested in. Since the  aren't interested, we shouldn't be either
Stance: merge
Cited policy: Wikipedia:Reliable sources (WP:RS||WP:OR||WP:RS||WP:RS)