Sentence 1: Cuba sees "major role" for foreign investment

Sentence 2: House set to vote on plan to reopen government

From 0 to 5 (0="no meaning overlap" and 5="means the same thing"), how similar are the two sentences?

Choose from: 1. 0. 2. 1. 3. 2. 4. 3. 5. 4. 6. 5.
1.