Sentence 1: A proposed Mandovi River ( Mahadayi River ) water redirect and project of the hyroelectric power plant would result in immersion of some or all Gavali .
Sentence 2: A proposed Mandovi River ( Mahadayi River ) water diversion and hyroelectric power plant project would result in the submersion of some or all of Gavali .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?