Complex sentence: Robert McLachlan (or M’Lachlan or Mac Lachlan) was an English entomologist born on 10 April 1837 in Ongar, Essex.
Split into simpler sentences: Robert McLachlan (or M’Lachlan or Mac Lachlan) was an English entomologist. McLachlan was born on 10 April 1837 in Ongar, Essex.