Complex sentence: Douglas Tilden (May 1,1861 to August 5,1935) was a world-famous deaf sculptor who went to the California School for the Deaf in Berkeley, California (now in Fremont, California).
Split into simpler sentences: Douglas Tilden (May 1,1861 to August 5,1935) was a world-famous sculptor. Tilden was deaf and attended the California School for the Deaf in Berkeley, California (now in Fremont, California).