Paikuse was a municipality located in Estonia , one of the 15 counties of Parnu County .
Paikuse was a municipality in Estonia , one of the 15 counties of Parnu County .

Are these two sentences paraphrases of each other?
yes

When a solvent is shaken , two nonmixable liquids are extracted together .
When a solvent is extracted , two immiscible liquids are shaken together .

Are these two sentences paraphrases of each other?
no

Other popular options that can be reformulated as a rainbow option are spread and exchange options .
Other popular options that can be reformulated as the rainbow option are spread and exchange options .

Are these two sentences paraphrases of each other?
yes

The PGM 500 and PGM 2000 are guided bombs developed by Alenia Marconi Systems and are now marketed by MBDA .
The PGM 500 and PGM 2000 are guided bombs developed by MBDA and are now being marketed by Alenia Marconi Systems .

Are these two sentences paraphrases of each other?
no