oneThis plural form is used for numbers like: 1
%{actors} te ha mentionate in un <a href='%{comment_path}'>commento</a> sur le entrata %{post_link}.
otherThis plural form is used for numbers like: everything else
%{actors} te ha mentionate in un <a href='%{comment_path}'>commento</a> sur le entrata %{post_link}.