Complex sentence: In 1998, when its publisher, Reed Business Information, terminated print publication of Datamation 41 years after its first issue went to press, the online version, Datamation.com, became one of the first online-only magazines.
Split into simpler sentences: In 1998, when its publisher, Reed Business Information, terminated print publication of Datamation 41 years after its first issue went to press. The online version, Datamation.com, became one of the first online-only magazines.