Complex sentence: On 7 June 1653 Blackadder was ordained by the presbytery of Dumfries as minister of Troqueer, near Dumfries, during the time of the Commonwealth, when the monarchy had been deposed.
Split into simpler sentences: On 7 June 1653 Blackadder was ordained by the presbytery of Dumfries as minister of Troqueer, near Dumfries. This was during the time of the Commonwealth, when the monarchy had been deposed.