Browse the implementors of #beVariable message and you will find other filters under BPatternVariableNode class, such as #beInstVar or #beLocalVar. If you miss something, just add a method. No new syntax required.
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«Европа бьет сама по себе». Страну НАТО заподозрили в организации атаки на российский газовоз. Новые подробности атаки на судно20:45，这一点在safew官方下载中也有详细论述
Some public services, including the NHS and the law courts remain less efficient than prior to the pandemic.，详情可参考旺商聊官方下载