A same meaning or not problem:
Some neighbouring landowners have revegetated areas of previously cleared private land to form additional corridors between these remnants .
Some neighbouring landowners have cleared areas of previously replanted private land to form additional corridors between these remnants .
****
[A]: no

A same meaning or not problem:
The recent civil war in Sierra Leone was of a secular nature , with members of Christian , Muslim , and tribal faiths fighting on both sides of the conflict .
The recent Sierra Leone Civil War was secular in nature featuring members of Tribal , Muslim , and Christian faiths fighting on both sides of the conflict .
****
[A]: yes

A same meaning or not problem:
The 1921 Stanford University Football team represents Stanford in the College - Football - Season 1921 .
The 1921 Stanford soccer team represented Stanford University in the 1921 College Football season .
****
[A]: no

A same meaning or not problem:
The installation began on 29 October 2011 and the umbrella doors started operation on 31 January 2012 .
Installation started on 29 October 2011 and the screen doors began operation on 31 January 2012 .
****
[A]:
no