Complex sentence: Kawaguchi, a Zen Buddhist monk, was the first Japanese explorer to enter Nepal, in 1897, and Tibet, in 1900, and his goal was to find ancient copies of sanskrit documents related to Buddhism.
Split into simpler sentences: Kawaguchi, a Zen Buddhist monk, was the first Japanese explorer to enter Nepal, in 1897, and Tibet, in 1900. His goal was to find ancient copies of sanskrit documents related to Buddhism.