Q:What type of details about helmut witte can be gathered from the following bio? Bio: helmut witte -lrb- 6 april 1915 -- 3 october 2005 -rrb- was a '' korvettenkapitan '' -lrb- corvette captain -rrb- with the '' kriegsmarine '' during world war ii . as commander of the type ixc u-boat , he sank twenty-three ships on four patrols , for a total of 119,554 tons of allied shipping , to become the 20th highest scoring u-boat ace of world war ii . he was also a recipient of the knight 's cross of the iron cross -lrb- -rrb- . the knight 's cross of the iron cross was awarded to recognise extreme battlefield bravery or successful military leadership .
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