Rate the similarity of the following two sentences
Boeing airliner crashes in Russia, 50 killed
Boeing airliner crashes in Russian city of Kazan, 50 killed

4

Rate the similarity of the following two sentences
A bird is flapping its wings in the water.
A black swan flapping its wings on the water.

4

Rate the similarity of the following two sentences
Two dogs fighting in the snow.
Two dogs playing in the snow.
3