Beethoven Quartet
He dedicated his third and fifth quartets to the Beethoven Quartet , while later quartets were dedicated individually to the members: Quartet No . 11 to the memory of Vasily Shirinsky , Quartet No . 12 to Tsyganov , Quartet No . 13 to Borisovsky , and Quartet No . 14 to Sergei Shirinsky . 
<triplet> third <subj> Beethoven Quartet <obj> dedicated to