Assertion: sinking | /r/HasProperty | aired on 6 and 7 january
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text: The Sinking of the Laconia is a two-part television film, first aired on 6 and 7 January 2011 on BBC Two, about the Laconia incident; the sinking of the British ocean liner RMS Laconia during World War II by a German U-boat, which then, together with three other U-boats and an Italian submarine, rescued the passengers but was in turn attacked by an American bomber.