Brain regions activated by contrast [<i>Core chunk>Initial element</i>] separately within each group.

<p>MFG – middle frontal gyrus.</p><p>STG – superior temporal gyrus.</p><p>MTG – middle temporal gyrus.</p><p>IFG – inferior frontal gyrus.</p><p>SMA – supplementary motor area.</p><p>SPL – superior parietal lobule.</p><p>Medial FG – medial frontal gyrus.