chess book: Meran System by Steffen Pedersen (2000)

chess opening Trompowsky early theory game fragments tree paperback

chess opening Slav Defense all variations games fragments paperback

chess opening Dutch Defense all variations tree fragments paperback

chess opening Torre Attack all variations game fragments paperback

chess opening Slav Defense all variations tree fragments explained paperback

chess opening English all variations tree fragments explained paperback

chess opening Benko all variations tree fragments explained paperback