[1] [2] 3 [2] [3]

    [looooooooooooooooooooooooooooooooooooooooooooooooooong label]

    [2]: http://something.example.com/foo/bar ‘test’ [3]: http://foo/bar [ looooooooooooooooooooooooooooooooooooooooooooooooooong label ]: 111 ‘test’ [[[[[[[[[[[[[[[[[[[[ this should not slow down anything ]]]]]]]]]]]]]]]]]]]]: q (as long as it is not referenced anywhere)

    [[[[[[[[[[[[[[[[[[[[]: this is not a valid reference