The description "herculean" in the passage indicates that the army's task will be nearly impossible to complete. This term suggests that the task is extremely challenging, daunting, and requires exceptional effort and strength to accomplish. It conveys the idea that the task is of immense difficulty and scale, likening it to the legendary feats of Hercules from Greek mythology.
1. The word "herculean" implies that the task will be very challenging and demanding, making it likely that it will be difficult to execute without encountering significant obstacles.
2. Given the intensity and magnitude associated with the term "herculean," it suggests that the task may require more time and effort than what is typically feasible within the limited four-hour timeframe mentioned in the passage.
3. The use of "herculean" does not explicitly state that the task will be critical to the army's success; instead, it emphasizes the monumental nature of the challenge itself.
4. The term "herculean" strongly indicates that the task will be nearly impossible to complete due to its extraordinary difficulty, complexity, and scale, requiring exceptional determination and effort from the army to even attempt it.