perfect game
... that Cy Young threw a perfect game in the midst of a Major League Baseball record streak of 25⅓ innings pitched without allowing a hit?
... that <a href="./Cy_Young" id="mwCjA" rel="mw:WikiLink" title="Cy Young">Cy Young</a> <i id="mwCjE">(pictured)</i> threw a <b id="mwCjI"><a href="./Cy_Young's_perfect_game" id="mwCjM" rel="mw:WikiLink" title="Cy Young's perfect game">perfect game</a></b> in the midst of a <a href="./Major_League_Baseball" id="mwCjQ" rel="mw:WikiLink" title="Major League Baseball">Major League Baseball</a> record streak of 25⅓ <a href="./Innings_pitched" id="mwCjU" rel="mw:WikiLink" title="Innings pitched">innings pitched</a> without allowing a <a href="./Hit_(baseball)" id="mwCjY" rel="mw:WikiLink" title="Hit (baseball)">hit</a>?