Complex sentence: On 28 August 1942, the Finns captured two Sh-2s and pressed them into service in the liaison role, as well as carrying the Commander of the Finnish Air Force, until 1944.
Split into simpler sentences: On 28 August 1942, the Finns captured two such aircraft and passed them into their own service. There they were used in the liaison role, as well as carrying the Commander of the Finnish Air Force, until 1944.