The Modernized Colle-Zukertort Attack - Milos PavlovicThe Modernized Colle Zukertort Attack by Milos Pavlovic The Colle Zukertort is a deep independent opening in its own right, but is also very flexible. Transpositions to the Queens Indian or Slav are often possible. The simplicity of placing the bishop on d3, a knight on e5 and following up with f4 and Rf3 with checkmating prospects is very tempting. Underneath it all though, it is way more than that simplified idea. It is filled with rich positional