A same meaning or not problem:
The Titimoiu River is a tributary of the Ceapa River in Romania .
The River Titimoiu is a tributary of the River Ceapa in Romania .
****
[A]: yes

A same meaning or not problem:
Celestine V identifies a persistent tradition as the mysterious figure Dante Alighieri sees among those in the anteroom of hell , in the nameless verses :
A persistent tradition identifies Celestine V as the enigmatic figure Dante Alighieri sees among those in the antechamber of Hell , in the nameless verses :
****
[A]: yes

A same meaning or not problem:
He was a mediator with the United States Olympic Committee and was a member of the United States Postal Service arbitration panel .
He was an intermediary with the United States Postal Service and was a member of the United States Olympic Committee arbitration panel .
****
[A]: no

A same meaning or not problem:
Green Mountain is a summit in Glacier Peak wilderness above the Sauk River in Snohomish County , Washington .
Sauk River is a peak in the Glacier Peak Wilderness , above the Green Mountain in Snohomish County , Washington .
****
[A]:
no