By ca NUMBER@1 , the circle had been simplified to parentheses , '' -LRB- NUMBER@2 -RRB- '' and '' -LRB- NUMBER@2 -RRB- ORGANIZATION@1 '' , which was easier to typeset .

By ca NUMBER@1 , the circle had been simplified to brackets , '' -LRB- NUMBER@2 -RRB- '' and '' -LRB- NUMBER@2 -RRB- ORGANIZATION@1 '' , which was easier to typeset .
