 Complete the following phrase:  After the war, he took second, behind Alekhine, at Moscow 1920 the first USSR Chess Championship. He was the Soviet Champion in 1923 second USSR-ch in Petrograd and 1927 with Fedor Bogatyrchuk, fifth USSR Chess Championship, in Moscow. He tied for first with Grigory Levenfish, Alexander Ilyin-Genevsky and Ilya Rabinovich in the 1925 Leningrad City Chess Championship. In December 1925, he tied for seventheighth in the 