It relies largely on the Series to survive, and the event's expected move to a new stadium could test its true dependency.
O'Connor, the individual gold medalist at the 2000 Olympics, took third aboard his Olympic horse, Custom Made, with 47.6 penalties, 6 of which were charged for exceeding the 96-second time allowed in the stadium jumping test.
The main stadium's test event is not being held until the beginning of May, after the final round of ticket sales.
"Now moving onto League One and having the opportunity to go to good stadiums and test yourself against better players, I am just really looking forward to the challenge.
Last month's sold-out Army-Notre Dame game was the stadium's football test run, and little will change when the Pinstripe Bowl is played on Dec. 30.
What a performance from Cockroft - the Halifax native who was the first ever athlete to break a gold medal in this stadium (during the test event) adds a Paralympics gold to her World title, accelerates quite slowly but slowly builds up speed to push herself over the finish line several chair lengths ahead of her nearest rival.
"Even going to the Olympic Stadium for the test event, I tore a muscle walking - how unlucky can you get?
There is, moreover, for example, no indication that last week's use of a stadium as a test case, will lead to a lifting of restrictions on women's sporting rights, including free access to attend men's competitions and the ability to practice and compete in a majority of sports disciplines that are not mentioned in the Qur'an.
The club plays in a sparkling $250 million, 26,000-seat stadium, but rarely tests its capacity.
"We are delighted to add the Barbarians-Samoa match at the Olympic Stadium to our testing programme," the England Rugby 2015 chief executive said.
