Complex sentence: Paul Smith believes Hemingway was still only experimenting stylistically during "In Our Time", that the later minimalist style can be seen here, but not so much from tight editing as from Hemingway's first approach, his desire to emulate his influences.
Split into simpler sentences: Paul Smith believes Hemingway was still only experimenting stylistically during "In Our Time". He maintains that Hemingway's later minimalist style can be seen here, but not so much from tight editing as from Hemingway's first approach, his desire to emulate his influences.