A yellow parrot clings to the side of its cage.
A yellow and orange bird hold on to the side of a cage.

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

Answer: 3

Iran ends cooperation agreement with Pakistan
Iran, Tajikistan sign cooperation agreement

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

Answer: 2

3 Suspects Taken Into Custody in Boston Bombing Case
Boston police say 3 taken into custody in Marathon bombing

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

Answer: 5

Half of the women were given a daily dose of the drug and half took a placebo.
Half the women received a daily tablet of the combination oestrogen plus progestin while the rest were given a placebo.

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

Answer:
3