Complex sentence: KV55 is a tomb in the Valley of the Kings (Egypt), it was discovered by Edward R. Ayrton in 1907 while he was working in the Valley for Theodore M. Davis.
Split into simpler sentences: KV55 is a tomb in the Valley of the Kings in Egypt. It was discovered by Edward R. Ayrton in 1907 while he was working in the Valley for Theodore M. Davis.