"1916-05-27" . "1917-09-08" . "1.175E9" . . . "SM U-135" . . . . . . "1.534E9" . . . "*Sunk as target 30 June 1921." . "SM ''U-135''" . . "7.54" . "9.46" . "SM U-135" . "U-135" . . "SM U-146" . "1918-06-20" . . . "1916-11-04" . . "83.5" . "31.484" . "*Surrendered, 20 November 1918" . . . "4.85" . . .