Complex sentence: Powles 1928, p.95 On 15 May the regiment carried out a reconnaissance of Oghratina, and Abd and for the first time sighted a hostile force in the desert, but did not manage to engage them.
Split into simpler sentences: Powles 1928, p.95 On 15 May the regiment carried out a reconnaissance of Oghratina, and Abd. Which for the first time sighted a hostile force in the desert, but they did not manage to engage them.