 She was reportedly fitted with two 47 mm anti @-@ aircraft ( AA ) guns during the war , but carried only four 3 @-@ inch ( 76 mm ) AA guns in early 1917 . Her light armament had been reduced to twelve 75 mm guns by that same date . While she was laid up over the winter of 1916 at Helsinki , the elevation of her main guns was increased to a maximum of 25 ° which increased their range to 23 @,@ 000 yards ( 21 @,@ 000 m ) . 
