Complex sentence: Google Chrome, like Firefox, does not have built in support for web slices however the extension API new to Chrome 4 allows extensions to be created to give the ability to relatively simply create arbitrary webslices of any content from any page.
Split into simpler sentences: Google Chrome, like Firefox, does not have built in support for web slices. However, the extension API new to Chrome 4 allows extensions to be created to give the ability to relatively simply create arbitrary webslices of any content from any page.