2.1.10 [HTML] Section 9.3.2, Controlling line breaks
V0010:
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With respect to bidirectional formatting, the BR element should behave the same way the [ISO-10646] LINE SEPARATOR character behaves in the bidirectional algorithm.
Quirks Mode and IE7 Mode (All Versions)
The [ISO-10646] model for interwoven bidirectional text is not supported.