mˌeɪd fˈɜːst kˈɑːntækt baɪ sˈaʊndɪŋ ænd wɪð mˌeɪd sˈɛvɹəl dˈɛpθ tʃˈɑːɹdʒ ɐtˈæks, fˈoːɹsɪŋ ðə sˈʌbmɚɹˌiːn tə sˈɜːfɪs.
made first contact by sounding and with  made several depth charge attacks, forcing the submarine to surface.