Sentence 1: It was first established as a knapweed biocontrol in the 1980s in Oregon , and it is currently released in the Pacific Northwest .
Sentence 2: It was first released in Oregon as Knopweed Biocontrol in the 1980s , and is currently established in the Pacific Northwest .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?