https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/introduction-secret-weapon 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/introduction 2026-07-19 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/suprise-weapon-3-nxe4 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/4th-move-5th-move-alternatives 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/3nxe5-d6-4th-move-alternatives 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/4nd3-niemann-nepomniachtchi 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/4nf3-nxe4-5th-move-alternatives 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/5qe2-qe7-6d3-nf6-7nc3-carlsen-vs-caruana 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/3nxe5-d6-4nf3-nxe4-5nc3 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/5nc3-nf6-6d5-be7-7bd3-0-0-8h3 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/illustrative-games 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/mainline-after-3nxe5-d6-4nf3-nxe4-5d4-d5-6bd3 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/6bf5-70-0-be7-8c4 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/6bf5-70-0-be7-8re1-9nbd2 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/6bf5-70-0-be7-8re1-9c4 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/illustrative-games-1 2026-07-29 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/3d4 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/3nxe4-4bd3-d5-5nxe5 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/3nxe4-4dxe5 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/illustrative-games-2 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/other-lines-conclusion 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/3nc3 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/3rd-move-alternatives 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/2nd-move-alternatives-conclusion 2026-07-13 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/practice-positions 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/practice-repertoire 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/find-key-moves 2026-07-16 https://books.chessbase.com/en/the-petroff-defence-fight-for-more-than-equal/exercises-in-books-format 2026-07-16