Single/multi-select question: Do the following sentences say the same thing?

The seven other nations in the initiative are Britain, Germany, Italy, the Netherlands, Poland, Portugal and Spain.
Other nations involved in the PSI include Germany, Italy, the Netherlands, Poland, Portugal, Spain and Britain.

Return your answer on a scale from 0 to 5, where 0 is "not similar" and 5 is "very similar".

OPT: +0. +1. +2. +3. +4. +5.
4