TASK DEFINITION: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
PROBLEM: Restorationism , also called Christian primitivism is a movement that tries to restore to model itself after what is known or believed of the Early Church .

SOLUTION: Restorationism ( or Christian primitivism ) is the belief that Christianity has been or should be restored along the lines of what is known about the apostolic early church , which restorationists see as the search for a purer and more ancient form of the religion .

PROBLEM: Mac OS X Tiger ( version 10.4 ) is the fifth major release of Apple 's Mac OS X.

SOLUTION: Mac OS X Tiger ( version 10.4 ) is the fifth major release of Mac OS X ( now named macOS ) , Apple 's desktop and server operating system for Mac computers .

PROBLEM: On September 15 , 2014 , the Canadiens named Markov as one of their alternate captains along with P.K. Subban , Tomas Plekanec , and Max Pacioretty .

SOLUTION:
On 15 September 2014 , Markov was named an alternate captain for the Canadiens , along with P. K. Subban , Toma ́ s ̌ Plekanec and Max Pacioretty , sharing the leadership duties of a Canadiens squad currently without a team captain .