A groundbreaking work usually referred to the founding work of a certain type of novel or the foundational work of a certain type of novel. In web novels, this term was usually used to refer to a groundbreaking novel. Its appearance had created a precedent for a certain type of novel and had a profound impact on subsequent similar novels. According to what I know about online novels, the following are some of the first works of different types of novels: The first works of fantasy novels were usually classical novels such as Journey to the West or Water Margins. 2. The first works of martial arts novels were usually ancient martial arts novels such as Smiling Proud. The first works of science fiction were usually ancient science fiction novels such as the Milky Way Empire. The first works of detective novels were usually classical detective novels such as Sherlock Holmes. The first works of horror novels were usually modern horror novels such as White Night. The first works of these novels all created a certain type of novel within a certain range and had an important impact on the development of literature.