Claim: Shirin Su is a city in Kabudarahang county, province of Hamadan, Iran.
Evidence: Shirin Su (Persian: شيرين سو‎, Azerbaijani: Şirin Su, also Romanized as Shīrīn Sū and Shīrīn Soo; also known as Shīrūnsū) is a city and capital of Shirin Su District, in Kabudarahang County, Hamadan Province, Iran. Kabudarahang Hamadan Iran