[Q]: The dog walked along the edge of the pool.
A dog is walking along a pool.

[A]: 5

[Q]: 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.

[A]: 3

[Q]: Protesters gather in Brazil despite concessions
Protests sweep Brazil despite concession

[A]:
5