Ruy Lopez that after the common retreat 4.Ba4, Black will have the possibility of breaking a future pin on his by playing ...b5. White must take some care not to fall into the Ruy Lopez, Noah's Ark Trap, in which Black traps White's on the b3-square with a ...a6, ...b5, and ...c4 pawn advance on the . Ercole del Rio, in his 1750 treatise "Sopra il giuoco degli Scacchi, Osservazioni pratiche dell'anonimo Modenese" (On the game of Chess, practical Observations by an anonymous Modenese), was the first author to mention 3...a6. However, the move became popular after it was played by Paul
Tactical shooter postural height to make better use of cover and concealment. Tactical shooter A tactical shooter is a subgenre of shooter game that covers both first-person shooters and third-person shooters genres. These games simulate realistic combat, thus making tactics and caution more important than quick reflexes in other action games. Tactical shooters involving military combat are sometimes known as "soldier sims". According to IGN, tactical shooters "are about caution, care, cooperation, coordination, planning, and pacing. In these games, making decisive pushes, quick moves for cover, strategic retreats, and last ditch grabs at the gold are not only important to success, but