"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by Semantic MediaWiki. This property is pre-deployed (also known as special property) and comes with additional administrative privileges but can be used just like any other user-defined property.
2
19:17:42, 13 September 2012 +
19:18:04, 13 September 2012 +
3
16:21:08, 25 December 2013 +
08:03:44, 30 October 2013 +
14:29:37, 25 December 2013 +
15:48:49, 19 December 2014 +
01:25:19, 24 December 2014 +
00:20:13, 27 December 2015 +
18:59:30, 14 December 2015 +
20:51:25, 25 December 2016 +
12:08:40, 28 November 2016 +
19:39:18, 12 December 2017 +
22:56:49, 26 December 2017 +