Complex sentence: On 13 May 1743, in Laxenburg he was awarded the title Count ("Graf ","hrabě ") in Bohemia and on 4 October 1745 in Frankfurt am Main he was elevated to the rank of"Reichsgraf".
Split into simpler sentences: On 13 May 1743 in Laxenburg, he was awarded the title of Count ("Graf ","hrabě ") in Bohemia. On 4 October 1745 in Frankfurt am Main, he was elevated to the rank of"Reichsgraf".