<script type="application/json" id="selectors">
        [{
            "selector": "p[lang|=\"en\"]",
            "match": ["1"]
        },
        {
            "selector": "address[lang=\"fi\"]",
            "match": ["2"]
        },
        {
            "selector": "span[lang|=\"fr\"]",
            "match": []
        }]
</script>
<div id="testDOM">
    <p id="1" lang="en-gb">This paragraph should have green background because its language is &quot;en-gb&quot;</p>
    <address id="2" lang="fi">
        