Sentence 1: On 9 July , during their fifth line period , LCDR John B. Nichols '' Ticonderoga `` first MiG - Kill claimed .
Sentence 2: On 9th July , during her first line period , LCDR John B. Nichols claimed `` Ticonderoga 's '' fifth MiG kill .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?