"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.
dhatt hamko to fir bhi nahin samajh men aayaa .ab ham kaa karen bhaya .hako to avaghabn ji ne buddhi hi nahin dilvayaa .!!ab tum hi kuchh karo o raamlubhaya ..!!