original: The season was officially canceled on February 16, 2005 due to an unresolved lockout that began on September 16, 2004.
simplifications: The season was canceled on February 16, 2005,  because of the continuing lockout that began on September 16, 2004. The season was canceled February, 2005 because of an unresolved lockout that started September 2004. The season ended on February 16th, 2005 because of a shutdown that started on September 16th, 2004. The season was canceled on February 16, 2005. This was due to an unresolved lockout that began on September 16, 2004. The season was officially canceled on February 16, 2005. It was because of an unresolved lockout beginning September 16, 2004. The season was canceled on February 16, 2005 because of a lockout. The season was canceled on February 16, 2005 due to an unresolved lockout that began on September 16, 2004. The season was cancelled on 2/16/2005 due to unsettled issues that started on 9/16/2004. The season was canceled on February 16, 2005 because of the September 16, 2004 unresolved lockout. The season was canceled on February 16, 2005.  The season was cancelled because of unsolved lockout that started on September 16, 2004.