One guy is 30 but plays 7 game including many 5 sets and presumebly better ones at round 5, 6 and 7 at each grand slam. The others play only one or two rounds with 3 sets. Are they the same?
One guy is 30 but plays 7 game including many 5 sets and presumebly better ones at round 5, 6 and 7 at each grand slam. The others play only one or two rounds with 3 sets. Are they the same?