Pune: Serving big, Jiri Vesely saved four match points before prevailing over second seed Ricardas Berankis to storm into the singles summit clash of the Tata Open Maharashtra here on Saturday.

Left- handed Vesely eked out a sensational come- frombehind 6- 7 ( 8), 7- 6 ( 3), 7- 6 ( 7) win against the Lithuanian in a match which turned out to be the longest in the history of this tournament.