The Nimsowitsch/Larsen attack ( 1 b3) is one of the most interesting and most flexible opening systems in which the theory has not yet fully crystallised. It is, therefore, an ideal choice for the player wishing to avoid sharp theoretical duels in the opening and preferring to throw his opponent on his own resources at an early stage. | Nimsowitsch / Larsen Attack by Raymond Keene, Paperback | Indigo Chapters