the last song to reach number one
... that the last song to reach number one on the U.S. Hot R&B/Hip-Hop Songs chart of 2011 was Wale's collaboration featuring Miguel, "Lotus Flower Bomb"?
... that <b id="mwFAU"><a class="mw-redirect" href="./List_of_number-one_R&amp;B_singles_of_2011_(U.S.)" id="mwFAY" rel="mw:WikiLink" title="List of number-one R&amp;B singles of 2011 (U.S.)">the last song to reach number one</a></b> on the U.S. <a href="./Hot_R&amp;B/Hip-Hop_Songs" id="mwFAc" rel="mw:WikiLink" title="Hot R&amp;B/Hip-Hop Songs">Hot R&amp;B/Hip-Hop Songs</a> chart of 2011 was <a href="./Wale_(rapper)" id="mwFAg" rel="mw:WikiLink" title="Wale (rapper)">Wale</a>'s collaboration featuring <a href="./Miguel_(singer)" id="mwFAk" rel="mw:WikiLink" title="Miguel (singer)">Miguel</a>, "<a href="./Lotus_Flower_Bomb" id="mwFAo" rel="mw:WikiLink" title="Lotus Flower Bomb">Lotus Flower Bomb</a>"?