The 17th-century cottage was her home from 1905; this was the place where she enjoyed the life of a lady farmer, tending her crops and breeding Herdwick sheep, a breed which was at that time waning in popularity but of which she was very fond.
The Herdwick breed of sheep increased in popularity throughout the early 20th century.
mnli hypothesis: The Herdwick breed of sheep increased in popularity throughout the early 20th century. premise: The 17th-century cottage was her home from 1905; this was the place where she enjoyed the life of a lady farmer, tending her crops and breeding Herdwick sheep, a breed which was at that time waning in popularity but of which she was very fond.