Ruy Lopez, Mortimer Trap Ruy Lopez, Mortimer Trap The Mortimer Trap is a chess opening trap in the Ruy Lopez named after James Mortimer. The Mortimer Trap is a true trap in the sense that Black deliberately plays an inferior move hoping to trick White into making a mistake. 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 4... Ne7 5. Nxe5? c6! (see diagram) 6. Nc4 6... d6! 7. Ba4 b5 Mortimer played his defense at the 1883 London tournament against Berthold Englisch, Samuel Rosenthal, and Josef Noa, losing all three games. Johannes Zukertort, the tournament winner, also played it against
Tactical decision game consisted of scenarios that described situations faced by the commanders of battalions, companies, and platoons. In 1982, the Education Center of the United States Marine Corps Development and Education Command used this package as the starting point for a series of three "instructional pamphlets": "Tactical Problems for Battalion Commanders", "Tactical Problems for Platoon Leaders/Company Commanders", and "Tactical Problems for Squad Leaders". In addition to twelve problems taken from "What Now, Lieutenant?", the "Tactical Problems ..." series contained sixteen games that were written expressly for the series by Chief Warrant Officer Bryan N. Lavender, USMC. Like the scenarios in "What Now,