In what year was the well known Indian athlete whom O. M. Nambiar coached born?
P. T. Usha Pilavullakandi Thekkeparambil Usha (born 27 June 1964), popularly known as P. T. Usha, is a retired Indian track and field athlete. She has been associated with Indian athletics since 1979. She is often called the "queen of Indian track and field". She is nicknamed as the Payyoli Express. Currently she runs the Usha School of Athletics at Koyilandy in Kerala.
Terry Walsh Terence ("Terry") Arthur Walsh (born 20 November 1953) is a field hockey coach and a former player who played as a striker for Australia. He represented Australia in two Olympic Games, winning a silver medal at the 1976 Games in Montreal. Following his playing career, he became a coach and had successful spells with Australia and Netherlands. He also coached the Indian men's team and guided the team to its first gold medal at the Asian Games after 16 years.