Last week’s battle of the orchestras may be eclipsed by this week’s. Besides the local symphonic ensembles, there are some visitors in the ring, too. The common theme is the piano concerti of Johannes Brahms, both of them disarmingly beautiful pieces, and here is how we call it. THE ORCHESTRAS >> The week starts strong with the Cleveland Orchestra on Monday (October 15, 8 p.m.) in the Kennedy Center Concert Hall. Washington Performing Arts Society…

Hopefully, it was the continuing cold weather that kept people away from last week’s concerts by the National Symphony Orchestra, rather than the pathetic provincialism of Washington audiences, wary of too much modern music. If the latter is true, the names of violinist Renaud Capuçon and cellist Gautier Capuçon should have been enough to get listeners through the doors. At the Friday night concert, they played the Brahms violin and cello concerto (A minor, op….