INTERNATIONAL FOUNDATION FOR ARTS AND CULTURE (IFAC) & SING FOR HOPE CELEBRATE WORLD PIANO DAY WITH LAUNCH OF WORLD'S LARGEST ONLINE PIANO ART GALLERY & DEBUT OF SING FOR HOPE PIANOS IN
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What is the tone played by the world's largest piano 'Klavins-Piano Model 370' with a total height of 3 meters and a weight of 2 tons? - GIGAZINE
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