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 role-playing game to do with accessibility. ... Changes in the ecosystem like Steam and digital distribution have made it easier than ever for developers to connect with players." Tactical role-playing game Tactical role-playing games (abbreviated as TRPG) are a genre of video game which incorporates elements of traditional role-playing video games with that of tactical games, emphasizing tactics rather than high-level strategy. In Japan, these games are known as . The format of a tactical RPG video game is much like a traditional tabletop role-playing game in its appearance, pacing and rule structure. Likewise, early tabletop role-playing games are descended from skirmish