This is the 6488th most frequent Japanese word.
ソチ
"ソチ" is the Japanese name for Sochi, a city in Russia.
Here, ソチ functions as a proper noun referring to the city of Sochi in Russia.
ソチはロシアの都市です。
Sochi is a city in Russia.
In this sentence, ソチ specifies the location where the tournament took place.
ソチで開催された大会は成功でした。
The tournament held in Sochi was a success.
Here, ソチ is used as the destination for the planned trip.