Complex sentence: Edo castle, expanded by a factor of twenty between roughly 1600 and 1636 after becoming the shogunal seat, though obviously something of an exception, the shogun not being a regular daimyō, nevertheless serves as a fine example of these developments.
Split into simpler sentences: Edo castle, expanded by a factor of twenty between roughly 1600 and 1636 after becoming the shogunal seat. Though obviously something of an exception, the shogun not being a regular daimyō, nevertheless serves as a fine example of these developments.