Published <span class="entry-date"><time class="entry-date" datetime="2019-03-26T15:26:56+00:00">March 26, 2019</time></span> at <a href="https://markalowery.net/wp-content/uploads/2018/10/rook_b33.gif">33 × 33</a> in <a href="https://markalowery.net/Chess/Checks_Checkmate/Complex_Checkmates/Blackburnes_Mate/blackburnesmate.html" rel="gallery">Blackburne’s Mate</a>