Complex sentence: The school was kept'by a governess on her own account' under the vicar's superintendence, who was in 1848 Hannah Hasler the wife of a shoemaker at Matching Tye.
Split into simpler sentences: The school was kept "by a governess on her own account" under the vicar's superintendence. In 1848 the governess was Hannah Hasler, the wife of a shoemaker at Matching Tye.