Today, the Loire is a sleepy waterway, running deep only with heavy rains or spring thaws, and its sandbanks and mud flats become islands during the summer.
The Loire is virtually impassable during the Winter months.
mnli hypothesis: The Loire is virtually impassable during the Winter months. premise: Today, the Loire is a sleepy waterway, running deep only with heavy rains or spring thaws, and its sandbanks and mud flats become islands during the summer.