The Russian internees played eight tournaments, the first in Baden-Baden (1914) and all the others in Triberg im Schwarzwald (1914–1917). Rabinovich was 3rd in Baden-Baden (Alexander Flamberg won), 2nd at Triberg 1914/15, 2nd at Triberg 1915, 3rd at Triberg 1915, tied for 2nd-3rd at Triberg 1915, took 2nd at Triberg 1915/16 (all tournaments were won by Bogoljubov). In 1916 Rabinovich won the Triberg chess tournament, and he tied for first with Selezniev at Triberg 1917.
