Train & Practice Fried Liver Attack with ChessDoctrine

The Fried Liver begins when Black greedily recaptures on d5 and White sacrifices a knight on f7. The reward is a forcing queen check against an exposed king; the price is that every tempo matters. Learn White's concrete follow-ups, practice Black's only defense after accepting the sacrifice, and compare the Polerio, Fritz, Ulvestad, and Traxler ways to avoid the main attack.

Training: Fried Liver Attack
All opening trainers 82 openings
1

Learn the lines of the guide

Study eight direct lines: the f7 sacrifice, castling-and-d4 attack, punishments for ...Qf6 and ...Ke7, early f7 tactics, Black's ...Ke6 defense, the Traxler king hunt, the Polerio main line, and the related Fritz-Ulvestad counterattacks.

Keyboard: ← → step through the moves. Click any move chip to jump.

From the full Fried Liver guide: every board and move comes from the Fried Liver Attack guide, its four playable branches, and its complete position set. The five guide tests retain their answers and evaluations: ...Na5 (-0.08), Nxf7 (+0.87), Nxf7 after ...h6 (+4.35), ...Bxf2+ (+2.14), and Bxf7+ (+2.29).

2

Drill the 16 decisions that matter

The 16 boards train the f7 sacrifice, Qf3+ follow-up, safe castling, d4 break, punishment of ...Qf6 and ...Ke7, Traxler checks, the Polerio recapture, and the Fritz-Ulvestad move order. Each wrong choice has an immediate legal board consequence.

Keyboard: Enter next drill · H hint · R reset the position.

3

Play the bot and apply it

Choose one of six verified starts and set the opponent from 600 to 2500. Fifteen direct coach rules recognize the f7 buildup, the accepted sacrifice, both weak seventh-move defenses, the Traxler attack, and Black's three fifth-move alternatives.

Fried Liver Attack variations

The six starts contain the exact Fried Liver base, verbatim seeds for ...Ke6, ...Qf6, ...Ke7, and the Traxler Countergambit, plus a Polerio set piece after 5...Na5. Every paired goal names the same original pieces and the same deadline.

How strong should the bot be?

Fried Liver AttackECO C57 · 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nf6 4.Ng5 d5 5.exd5 Nxd5 6.Nxf7 Kxf7 7.Qf3+ · you are White

Where to go after this trainer

Three directions, each with a reason. Everything below links to a page that exists today.

Read the connected openings

Practice neighboring courses

Sharpen the calculation

  • Opening puzzlesFind forcing moves before either side completes development.
  • Tactics puzzlesPractice checks, forks, pins, and exposed-king calculations.
  • CheckReview the forcing move that drives every Fried Liver king hunt.
  • All opening trainersBrowse the full opening practice catalog.