Breaks wikilink into parts. If there is a pipeline, then either part can be returned by using second parameter (1 = link, 2 = text after pipeline). If there is no pipeline, the second parameter is ignored.
Examples:
With pipeline
{{BreakLink|[[Peter Parker (Earth-616)|Spider-Man]]}}
Result: Peter Parker (Earth-616)
{{BreakLink|[[Peter Parker (Earth-616)|Spider-Man]]|2}}
Result: Spider-Man
Without pipeline
{{BreakLink|[[Peter Parker (Earth-616)]]}}
Result: Peter Parker (Earth-616)
{{BreakLink|[[Peter Parker (Earth-616)]]|2}}
Result: Peter Parker (Earth-616)
Not a link
{{BreakLink|Peter Parker (Earth-616)}}
Result: Peter Parker (Earth-616)
{{BreakLink|Peter Parker (Earth-616)|2}}
Result: Peter Parker (Earth-616)
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