Rate the similarity of the following two sentences on a scale from 0 to 5, where 0 is "no meaning overlap" and 5 is "means the same thing"?

Turkish authorities have said all the suicide bombers were Turks.
Ankara says all four suicide bombers were Turkish.

OPTIONS: (I). 0; (II). 1; (III). 2; (IV). 3; (V). 4; (VI). 5;
(V).