Complex sentence: Mr. C.B. (Japanese: ミスターシービー, April 7,1980-December 15,2000) was a Japanese thoroughbred racehorse, sired by Tosho Boy, a son of Tesco Boy, out of C.B. Queen, a daughter of Topyo.
Split into simpler sentences: Mr. C.B. (Japanese: ミスターシービー, April 7,1980-December 15,2000) was a Japanese Thoroughbred racehorse. He was sired by Tosho Boy, a son of Tesco Boy, out of C.B. Queen, a daughter of Topyo.