<li><strong>PV:</strong> Principal Variation, the series of moves the engine thinks is the best.</li>
<li><strong>Thick red line:</strong> Marks the best move (in the view of the engine). Multiple chained arrows
means that the PV starts with multiple successive moves with the same piece, ie., the engine thinks
<li><strong>PV:</strong> Principal Variation, the series of moves the engine thinks is the best.</li>
<li><strong>Thick red line:</strong> Marks the best move (in the view of the engine). Multiple chained arrows
means that the PV starts with multiple successive moves with the same piece, ie., the engine thinks