From the Vienna, it generally happens either on move three, or under no circumstances. Definitely, the main benefit to positioning the bishop on c4 is usually to threaten the f7 square, but In addition it helps to prevent a black break to d5. 2020 (June): We announced we were https://cesarkfzsl.blognody.com/26022353/the-fact-about-ok-google-what-s-the-dow-jones-doing-today-that-no-one-is-suggesting