Sentence 1: The Fighter Escadrille was at the beginning of the Second World War a unit of the Łódź army , which was attached to the Polish air force .
Sentence 2: 162 . Fighter Escadrille was a unit of the Łódź Army at the start of the Second World War . The unit was attached to the Polish Air Force .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?