Sentence 1: On April 30 , 1983 , a C-311 that was assigned to NAS Jacksonville , Cuba , at NAS Guantanamo Bay crashed with the loss of 13 lives .
Sentence 2: On 30 April 1983 , a C-131 assigned to NAS Jacksonville , Cuba crashed at NAS Guantanamo Bay with the loss of 13 lives .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?