Task: Question Generation
Input (English): Passage: 2. The relative quiet of the Tatar attacks on Russia in the late 30s and early 40s of the 17th century is undoubtedly due to the occupation of Azov by the Don Cossacks. The Russian government did not want to start a war with Turkey, did not send troops and after a long occupation the Cossacks left the town in 1642. The builders of the Belgorod Line and residents of the southern Russian districts, by the increase of Tatar attacks, immediately felt the change in the situation on the lower reaches of the Don. 3. In summer of 1633, 2000 Budjak Tatars invaded the southern Polish land and began to ravage Podolia. Crown Field Hetman Stanislaw Koniecpolski camping with the Polish army at Bar, led the 2000 cavalry against the Tatars and forced them to retreat. He then crossed the Dniester and on 4 July at the Battle of Sasov Rog on the River Prut defeated enemy. Poles captured several Budjak mirzas, among whom was the son-in-law of Cantemir Mirza, freed all the captives and captured a large part of the loot. In August Silistrian Pasha, Abaza Pasha, led the Turkish troops came to the Polish border and encamped near Khotin . Koniecpolski with a Polish army  went out to meet the enemy and established fortified camp near the fortress Kamenetz-Podolsky. Initially Abaza Pasha entered into peace negotiations with Koniecpolski. On 19 September the Budjak Horde  under Kantemir Mirza arrived to help Abaza-Pasha. On 20 September Abaza-Pasha crossed the Dniester and Kantemir Mirza attacked the Polish position. On 23 September Abaza Pasha, confident of his numerical superiority, attacked the Polish camp near Kamenets, but was defeated and forced to retreat to Moldavia.
Output (English): How many after Kantemir Mirza attacked Poland in September did he retreat to Moldavia?