Howard Staunton was an English chess master who is generally regarded as the world's strongest player from 1843 to 1851, largely as a result of his 1843 victory over Pierre Charles Fournier de Saint-A

Karl Ernst Adolf Anderssen was a German chess master. He won the great international tournaments of 1851 and 1862, but lost matches to Paul Morphy in 1858, and to Wilhelm Steinitz in 1866. Accordingly