 He placed fourth at Wiesbaden 1880, after Joseph Henry Blackburne, Berthold Englisch, and Adolf Schwarz, and ahead of James Mason, Szymon Winawer, Louis Paulsen, and nine others.He placed second at Nottingham 1886 to Amos Burn, and received the best game prize for his encounter with Zukertort.The Schallopp Defense to the King's Gambit Accepted (1.e4 e5 2.f4 exf4 3.Nf3 Nf6) is named after him.