Complex sentence: Stirling's military contingent consisted of 25 men who came across a Pindjatup camp of from 70-80 people and, some positioned on either side of the river and others advancing on a 800 metre front, with a forward party pressing on horseback into the camp.
Split into simpler sentences: Stirling's military contingent consisted of 25 men who came across a Pindjatup camp of from 70-80 people. Tactics had some positioned on either side of the river and others advancing on a 800 metre front, with a forward party pressing on horseback into the camp.