What is the brief history of Ukrainian tractors about?

A Brief History of Tractors in Ukraine is a novel written by the British writer Marina Liuvika. She couldn't help laughing. The book tells the absurd story of an 84-year-old widower who has lived in Britain for a long time and a 36-year-old Ukrainian gold digger who wants to immigrate through marriage. The author interspersed a history of tractor development with humorous trivial life disputes. Plow and sharp knife symbolize labor force and totalitarianism respectively, and their mutual transformation leads to an unknown family hardship history, which makes all seemingly casual details affect the root of historical tragedy in the great era.