E – Opening by Name on Chess Board
English Opening: King's English Variation, Botvinnik System
English Opening: King's English Variation, Botvinnik System Prickly Pawn Pass System
English Opening: King's English Variation, Bremen-Hort Variation
English Opening: King's English Variation, Closed System
English Opening: King's English Variation, Closed System Full Symmetry
English Opening: King's English Variation, Four Knights Variation