{
  "pack_format_version": 3,
  "slug": "trompowsky-attack-essentials-black",
  "title": "The Trompowsky Attack: Essentials (Black Repertoire)",
  "author_name": "Theo van Stratum",
  "version": 1,
  "description": "A Black repertoire for meeting the Trompowsky Attack (1.d4 Nf6 2.Bg5). Covers all four of Black's principal replies and the main White tries against each: 2...Ne4 vs 3.Bf4, 2...e6 vs 3.e4, 2...c5 vs the immediate trade 3.Bxf6, and 2...d5 vs the immediate trade 3.Bxf6.",
  "content_types": [
    "lines"
  ],
  "price_cents": null,
  "lines": [
    {
      "name": "Trompowsky Attack: Black's Main Line with 2...Ne4",
      "side": "black",
      "eco": "A45",
      "moves": [
        "d2d4",
        "g8f6",
        "c1g5",
        "f6e4",
        "g5f4",
        "d7d5",
        "f2f3",
        "e4d6",
        "b1c3",
        "e7e6",
        "e2e4",
        "d5e4",
        "f3e4",
        "c7c5",
        "g1f3",
        "b8c6",
        "e4e5",
        "d6f5",
        "f1d3",
        "f8e7"
      ],
      "annotations": {
        "3": {
          "note": "Challenging the bishop immediately rather than developing quietly -- the most direct, most popular reply to the Trompowsky, forcing White to decide at once whether to retreat or trade.",
          "format": "markdown"
        },
        "5": {
          "note": "Striking at the centre now that the bishop has had to move again.",
          "format": "markdown"
        },
        "7": {
          "note": "Retreating the knight to a useful square, keeping an eye on the f4-bishop and the c4-square, rather than trading it off or abandoning the outpost entirely.",
          "format": "markdown"
        },
        "9": {
          "note": "Simple development.",
          "format": "markdown"
        },
        "11": {
          "note": "Taking the pawn, since defending it would simply hand White an even bigger centre for free.",
          "format": "markdown"
        },
        "13": {
          "note": "Challenging White's newly-restored centre at once.",
          "format": "markdown"
        },
        "15": {
          "note": "Developing naturally and adding further pressure to the centre.",
          "format": "markdown"
        },
        "17": {
          "note": "Repositioning the knight now that e5 has gained space and cramped its options on d6.",
          "format": "markdown"
        },
        "19": {
          "note": "Simple development.",
          "format": "markdown"
        }
      },
      "variations": [
        {
          "branch_ply": 6,
          "moves": [
            "g1f3",
            "c8f5",
            "e2e3",
            "e7e6",
            "b1d2"
          ],
          "annotations": {
            "1": {
              "note": "Developing actively outside the pawn chain while White has chosen not to challenge the knight on e4 directly.",
              "format": "markdown"
            },
            "3": {
              "note": "Simple, solid development.",
              "format": "markdown"
            }
          }
        }
      ]
    },
    {
      "name": "Trompowsky Attack: Black's 2...e6 vs 3.e4",
      "side": "black",
      "eco": "A46",
      "moves": [
        "d2d4",
        "g8f6",
        "c1g5",
        "e7e6",
        "e2e4",
        "h7h6",
        "g5f6",
        "d8f6",
        "b1c3",
        "c7c5",
        "g1f3",
        "d7d6",
        "f1d3",
        "f8e7",
        "e1g1",
        "b8c6",
        "d1d2",
        "a7a6",
        "a2a3",
        "a8b8"
      ],
      "annotations": {
        "3": {
          "note": "A flexible, solid reply, keeping options open about where to develop the kingside pieces before deciding how to meet the bishop on g5.",
          "format": "markdown"
        },
        "5": {
          "note": "Challenging the bishop directly, now that White has committed to a big centre with e4 -- the bishop either has to trade or retreat.",
          "format": "markdown"
        },
        "7": {
          "note": "Recapturing with the queen. The resulting structure gives up the bishop pair, but Black's queen is actively placed on f6 and development is not far behind.",
          "format": "markdown"
        },
        "9": {
          "note": "Striking at the centre and preparing to fianchetto or develop the dark-squared bishop normally.",
          "format": "markdown"
        },
        "11": {
          "note": "Solidifying the centre.",
          "format": "markdown"
        },
        "13": {
          "note": "Developing naturally.",
          "format": "markdown"
        },
        "15": {
          "note": "Castling into safety.",
          "format": "markdown"
        },
        "17": {
          "note": "Developing and adding further central pressure.",
          "format": "markdown"
        },
        "19": {
          "note": "Preparing the thematic ...b5 queenside expansion.",
          "format": "markdown"
        }
      },
      "variations": [
        {
          "branch_ply": 4,
          "moves": [
            "b1d2",
            "d7d5",
            "e2e3",
            "f8e7",
            "f1d3"
          ],
          "annotations": {
            "1": {
              "note": "Striking back at the centre immediately, now that White has chosen the quieter Nd2 instead of the immediate e4 push.",
              "format": "markdown"
            },
            "3": {
              "note": "Simple development.",
              "format": "markdown"
            }
          }
        }
      ]
    },
    {
      "name": "Trompowsky Attack: Black's 2...c5 vs 3.Bxf6",
      "side": "black",
      "eco": "A45",
      "moves": [
        "d2d4",
        "g8f6",
        "c1g5",
        "c7c5",
        "g5f6",
        "g7f6",
        "d4d5",
        "e7e6",
        "c2c4",
        "e6d5",
        "c4d5",
        "d7d6",
        "b1c3",
        "f8e7",
        "e2e4",
        "e8g8",
        "g1f3",
        "b8a6",
        "f1e2",
        "a6c7"
      ],
      "annotations": {
        "3": {
          "note": "Striking at the centre immediately, inviting White to trade on f6 and accepting a doubled-pawn structure in exchange for the bishop pair and open lines for both rooks.",
          "format": "markdown"
        },
        "5": {
          "note": "Recapturing toward the centre. The resulting pawn on f6 is not as weak as it looks -- it covers e5 and g5 and keeps White's pieces out of the centre.",
          "format": "markdown"
        },
        "7": {
          "note": "Challenging White's space grab at once, rather than letting the d5-pawn simply sit there unchallenged.",
          "format": "markdown"
        },
        "9": {
          "note": "Trading off the central tension on White's own terms, since holding e6 indefinitely isn't really an option once White adds c4.",
          "format": "markdown"
        },
        "11": {
          "note": "Fixing the structure and preparing to develop normally.",
          "format": "markdown"
        },
        "13": {
          "note": "Developing solidly -- there's no fianchetto available on the kingside after the earlier ...gxf6, so the bishop heads to its other natural square instead.",
          "format": "markdown"
        },
        "15": {
          "note": "Castling into safety.",
          "format": "markdown"
        },
        "17": {
          "note": "An unusual-looking square, but a sensible one: the knight eyes c7 and b4, staying flexible about where to land given the slightly unusual pawn structure.",
          "format": "markdown"
        },
        "19": {
          "note": "Repositioning to a safe, useful square, adding extra support to the centre.",
          "format": "markdown"
        }
      },
      "variations": [
        {
          "branch_ply": 6,
          "moves": [
            "e2e3",
            "d8c7",
            "b1c3",
            "e7e6",
            "g1f3"
          ],
          "annotations": {
            "1": {
              "note": "Developing the queen actively, keeping an eye on the long diagonal now that White has chosen the quieter e3 instead of grabbing space with d5.",
              "format": "markdown"
            },
            "3": {
              "note": "Solidifying the centre.",
              "format": "markdown"
            }
          }
        }
      ]
    },
    {
      "name": "Trompowsky Attack: Black's 2...d5 vs 3.Bxf6",
      "side": "black",
      "eco": "A45",
      "moves": [
        "d2d4",
        "g8f6",
        "c1g5",
        "d7d5",
        "g5f6",
        "e7f6",
        "c2c4",
        "c7c6",
        "b1c3",
        "f8d6",
        "d1b3",
        "d8b6",
        "g1f3",
        "e8g8",
        "e2e3",
        "c8g4",
        "f1e2",
        "b8d7",
        "e1g1",
        "f8e8"
      ],
      "annotations": {
        "3": {
          "note": "Striking at the centre immediately, inviting the same kind of trade on f6 as against 2...c5, but with the doubled pawns landing on the e- and f-files instead.",
          "format": "markdown"
        },
        "5": {
          "note": "Recapturing toward the centre. The resulting structure is more symmetrical-looking than the ...gxf6 version, since Black keeps a normal pawn on f7 as well.",
          "format": "markdown"
        },
        "7": {
          "note": "Solidifying the centre and preparing to develop the dark-squared bishop to its natural square.",
          "format": "markdown"
        },
        "9": {
          "note": "Developing actively, eyeing the long diagonal and preparing to meet any queenside pressure head-on.",
          "format": "markdown"
        },
        "11": {
          "note": "Meeting the offer to trade queens rather than shying away from it -- simplifying is perfectly fine here, since Black's structure holds up without the queens on the board.",
          "format": "markdown"
        },
        "13": {
          "note": "Castling into safety.",
          "format": "markdown"
        },
        "15": {
          "note": "Developing actively outside the pawn chain, pinning the knight and adding pressure of Black's own to match White's central space.",
          "format": "markdown"
        },
        "17": {
          "note": "Developing the other knight, completing development while keeping the bishop's pin in place.",
          "format": "markdown"
        },
        "19": {
          "note": "Adding a rook to the e-file, the natural home for it given the doubled pawns are on the e- and f-files.",
          "format": "markdown"
        }
      },
      "variations": [
        {
          "branch_ply": 6,
          "moves": [
            "e2e3",
            "c7c6",
            "g1f3",
            "f8d6",
            "f1d3"
          ],
          "annotations": {
            "1": {
              "note": "Solidifying the centre regardless of whether White chooses the immediate 4.c4 or the quieter 4.e3.",
              "format": "markdown"
            },
            "3": {
              "note": "Developing to the same natural square either way.",
              "format": "markdown"
            }
          }
        }
      ]
    }
  ],
  "woodpecker_sets": [],
  "endgame_positions": []
}