Ruy Lopez 5.d4 exd4 6.Qxd4 and White is in . After 4...dxc6, the obvious 5.Nxe5 is weak, since 5...Qd4 6.Nf3 Qxe4+ 7.Qe2 Qxe2+ leaves White with no compensation for Black's bishop pair. There are two principal lines after 4.Bxc6 dxc6. In the late 19th and early 20th centuries, Lasker had great success with 5.d4 exd4 6.Qxd4 Qxd4 7.Nxd4. Since then, better defences for Black have been developed, and this line is considered to slightly favour Black. Jon Jacobs wrote in the July 2005 "Chess Life" (p. 21): "A database search (limited to games longer than 20 moves, both players FIDE 2300+) reveals
Army Moves to a review in Zzap!. However, it received mixed reviews from ZX Spectrum magazines and was successful enough in Spain to spawn two follow-ups, Navy Moves in 1988 and Arctic Moves in 1995. The latter appeared only for the PC platform, and it included the first two chapters of the series, playable through a ZX Spectrum emulator, as an extra. A fourth entry in the series, "Desert Moves" was announced at the end of the game Arctic Moves, but never appeared. The game music in non-Spanish versions is based on the Colonel Bogey March. Army Moves Army Moves is a