[['warship', 'tons ( lton )', 'horse - power', 'speed ( knots )', 'armour (inch)', 'main artillery', 'built year'], ['cochrane', '3560', '2000', '9 - 12 , 8', 'up to 9', '6x9 inch', '1874'], ['blanco encalada', '3560', '3000', '9 - 12 , 8', 'up to 9', '6x9 inch', '1874'], ['huascar', '1130', '1200', '10 - 11', '4½', '2x300 - pounders', '1865'], ['independencia', '2004', '1500', '12 - 13', '4½', '2x150 - pounders', '1865'], ['manco cápac', '1034', '320', '6', '10', '2x500 - pounders', '1864']]
Cochrane and Blanco Encalada were Built the same Year
[ENT] and [ENT] were [ENT] the same [ENT]