{"product_id":"mastering-the-opening-book-byron-jacobs-9781857442236","title":"Mastering the Opening","description":"The opening phase of the game throws up difficult questions for those keen to study and improve their chess. Should I open with 1 d4, 1 e4, or something else? What is the best strategy as Black - immediate counter-attack or solid development? Should I learn numerous different systems or concentrate on a few specialist lines? In Mastering the Opening, international master Byron Jacobs asnwers these and other key questions. * Deals with every major opening * Numerous test positions enables readers to guage their progress * Revolutionary layout allows readers to absorb the key ideas","brand":"WoB","offers":[{"title":"GB \/ VERY_GOOD \/ INTERNAL","offer_id":50182027936017,"sku":"GOR003803094","price":9.7,"currency_code":"GBP","in_stock":true},{"title":"US \/ VERY_GOOD \/ SBYB","offer_id":50836174110993,"sku":"CIN1857442237VG","price":0.0,"currency_code":"GBP","in_stock":false},{"title":"GB \/ WELL_READ \/ INTERNAL","offer_id":51818645815569,"sku":"GOR002798094","price":5.6,"currency_code":"GBP","in_stock":false},{"title":"GB \/ NEW \/ GARDNERS","offer_id":52111357182225,"sku":"NGR9781857442236","price":14.99,"currency_code":"GBP","in_stock":false},{"title":"GB \/ NEW \/ INGRAM","offer_id":52143647621393,"sku":"NLS9781857442236","price":14.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0784\/4072\/6801\/files\/1857442237.jpg?v=1763041671","url":"https:\/\/www.worldofbooks.com\/en-gb\/products\/mastering-the-opening-book-byron-jacobs-9781857442236","provider":"World of Books ","version":"1.0","type":"link"}