 Complete the following phrase:  At the 2012 Summer Olympics in London, Oliveira competed in the same individual events with only two days in between. He achieved FINA B-standards of 1:59.72 200 m backstroke from the European Championships in Debrecen, Hungary, and 1:58.50 200 m butterfly from the Summer Universiade in Shenzhen, China. In his first event, 