Answer the following question: Information: - Paul Keres (January 7, 1916June 5, 1975) was an Estonian chess grandmaster and chess writer. He was among the world's top players from the mid-1930s to the mid-1960s. - Gunnar Friedemann (22 September 1909 in Tallinn 22 February 1944) was an Estonian chess master. - Tallinn (or ) is the capital and largest city of Estonia. It is situated on the northern coast of the country, on the shore of the Gulf of Finland, south of Helsinki, east of Stockholm and west of Saint Petersburg. From the 13th century until 1918 (and briefly during the Nazi occupation of Estonia from 1941 to 1944), the city was known as Reval. Tallinn occupies an area of and has a population of 443,894. Approximately 32% of Estonia's total population lives in Tallinn. - Leho Laurine ( Leo Laurentius ) ( 28 August 1904 , St. Petersburg -- 31 January 1998 , Stockholm ) was an Estonian chess master . He was Estonian Champion in 1932 ( 4th EST - ch ) , and took 3rd in 1935 , behind Paul Keres , and Gunnar Friedemann ( 7th EST - ch ) . Throughout the 1930s , he played in the Estonian Club championships . In 1930 he won team silver medal , with Nedsvedski , Vidrik Rootare and Karring . In 1931 and 1938 , he won two team gold medals , firstly with Villard , Karring , and Vladimirs Petrovs , and then with Paul Felix Schmidt , Johannes Turn , Kalde , and Laht . He played for Estonia in two Chess Olympiads . In 1935 , at third board in 6th Chess Olympiad in Warsaw ( +4 -8 = 2 ) ; In 1936 , at fifth board in 3rd unofficial Chess Olympiad in Munich ( +5 -7 = 3 ) . During World War II , he played the Estonian championships of 1942 and 1943 ( both won by Keres ) . In 1944 , Laurine , along with many other Baltic players ( Romanas Arlauskas . Leonids Dreibergs , Lucius Endzelins , Miervaldis Jursevskis , Edmar Mednis , Karlis Ozols , Ortvin Sarapu , Povilas Tautvaisas , Povilas Vaitonis , Elmrs Zemgalis , etc. ) escaped to the West , just before the advancing Soviet forces arrived , to avoid deportation to Siberia or any other persecutions resulting from a Soviet occupation , an example being the case of Vladimirs Petrovs . Laurine left Tallinn for Germany and then Sweden . In 1963 , he tied for 3rd - 4th in Stockholm ( Vasily Smyslov won ) . - Chess is a two-player strategy board game played on a chessboard, a checkered gameboard with 64squares arranged in an eight-by-eight grid. Chess is played by millions of people worldwide, both amateurs and professionals. What is the relationship between 'leho laurine' and 'saint petersburg'?
Answer:
place of birth