Complex sentence: On 16 October, Bülow was summoned again, to Homburg, where his train was met personally by Wilhelm, who explained that Hohenlohe had announced he could continue as chancellor no longer, and this time Bülow accepted the job.
Split into simpler sentences: On 16 October, Bülow was summoned again, to Homburg, where the Kaiser met his train in person. Wilhelm explained that Hohenlohe had announced he could continue as chancellor no longer, and this time Bülow accepted the job.