geology of North America
... that the geology of North America includes the core of the supercontinent Laurentia?
... that the <b id="mwDm0"><a href="./Geology_of_North_America" id="mwDm4" rel="mw:WikiLink" title="Geology of North America">geology of North America</a></b> includes the core of the supercontinent <a href="./Laurentia" id="mwDm8" rel="mw:WikiLink" title="Laurentia">Laurentia</a>?