Kolkata, Aug. 19 -- Indian Super League (ISL) side East Bengal FC will square off against Diamond Harbour FC in the second semi-final of the Durand Cup at the Vivekananda Yuba Bharati Krirangan, here, tomorrow.

The clash sets up an intriguing battle between two in form sides with East Bengal FC buoyed by their Kolkata Derby triumph and Diamond Harbour FC carrying the belief of a side that has already defied the odds.

The Red and Gold brigade sealed their place in the last four after an emphatic 2-1 win over arch-rivals Mohun Bagan Super Giant in the quarter-finals.

The Mariners, unbeaten until that point and leaders of Group B, had looked the side to beat in the tournament but East Bengal FC produced a disciplined and clinical performa...