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"?

Iran hopes nuclear talks will yield 'roadmap'
Iran Nuclear Talks in Geneva Spur High Hopes

Possible answers: a. 0; b. 1; c. 2; d. 3; e. 4; f. 5;
e.