Sentence 1: Although the ruins were investigated by Samuel Alejandro Lafone Quevedo in 1888 , they were first discovered in 1897 by the archaeologist Juan Bautista Ambrosetti .
Sentence 2: Although studied in 1888 by Samuel Alejandro Lafone Quevedo , the ruins were first discovered in 1897 by the archaeologist Juan Bautista Ambrosetti .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?