[PAR] [TLE] Pyotr Lebedev (research vessel) [SEP] Pyotr Lebedev is a research vessel, built at Wärtsilä Crichton-Vulcan in Turku, Finland, originally as a merchant vessel "Chapayev" in 1957.  She was subsequently acquired for the Soviet Union and refitted as a research ship.  The vessel was owned and operated by the Andreev Acoustics Institute, and was used to make hydrophysical observations of the Atlantic Ocean such as during the Polygon experiment.  "Pyotr Lebedev" possessed five on-board laboratories used to study hydroacoustics, hydrology, hydrobiology, hydrochemistry, and electronics.  The ship was active as a research vessel from 1967 until 1977.  She is current registered in Saint Vincent and the Grenadines. [PAR] [TLE] Saint Vincent and the Grenadines [SEP] Saint Vincent and the Grenadines ( ) is a sovereign state in the Lesser Antilles island arc, in the southern portion of the Windward Islands, which lie at the southern end of the eastern border of the Caribbean Sea where the latter meets the Atlantic Ocean.  The country is also known simply as Saint Vincent.
[PAR] [TLE] Pyotr Lebedev ( research vessel ) [ SEP ] Pyotr Lebedev is a research vessel , built at Wärtsilä Crichton - Vulcan in Turku , Finland , originally as a merchant vessel " Chapayev " in 1957 . She was subsequently acquired for the Soviet Union and refitted as a research ship . The vessel was owned and operated by the Andreev Acoustics Institute , and was used to make hydrophysical observations of the Atlantic Ocean such as during the Polygon experiment . " Pyotr Lebedev " possessed five on - board laboratories used to study hydroacoustics , hydrology , hydrobiology , hydrochemistry , and electronics . The ship was active as a research vessel from 1967 until 1977 . She is current registered in Saint Vincent and the Grenadines . [PAR] [TLE] Saint Vincent and the Grenadines [ SEP ] Saint Vincent and the Grenadines ( ) is a sovereign state in the Lesser Antilles island arc , in the southern portion of the Windward Islands , which lie at the southern end of the eastern border of the Caribbean Sea where the latter meets the Atlantic Ocean . The country is also known simply as Saint Vincent .
With which sovereign state in the Lesser Antilles is the Pyotr Lebedev registered?
With which sovereign state in the Lesser Antilles is the Pyotr Lebedev registered ?
Saint Vincent and the Grenadines
Saint Vincent and the Grenadines