Following are collated results of boxing quarterfinals of flyweight and middleweight categories at the Beijing Olympic Games on Wednesday:

Flyweight (51kg):

Andris Laffita Hernandez, Cuba, bt McWilliams Arroyo Acevedo, Puerto Rico, 11-2

Georgy Balakshin, Russia, bt Jitender Kumar India, 15-11

Vincenzo Picardi, Italy, bt Walid Cherif, Tunisia, 7-5

Somjit Jongjohor, Thailand, bt Anvar Yunusov, Tajikistan, 8-1

Middleweight (75kg):

Darren John Sutherland, Ireland, bt Alfonso Blanco Parra, Venezuela, 11-1

James Degale, Britain, bt Bakhtiyar Artayev, Kazakhstan, 8-3

Emilio Correa Bayeaux, Cuba, bt Elshod Rasulov, Uzbekistan , 9-7

Vijender Kumar, India, bt Carlos Gongora, Ecuador, 9-4.

(Xinhua News Agency August 20, 2008)