This is the 6804th most frequent Turkish word.
biga
Biga: A district and town in Çanakkale Province, Turkey.
In this sentence, 'Biga' is used as a proper noun referring to a specific geographic location, namely a district.
Biga Türkiye'nin Çanakkale iline bağlı bir ilçedir.
Biga is a district in Çanakkale province of Turkey.
Here, 'Biga' again signifies the name of a place but emphasizes characteristics and features associated with it.
Biga, tarihi dokusu ve doğal güzellikleriyle ünlüdür.
Biga is famous for its historical texture and natural beauty.
In the referenced sentence, 'Biga' is used in a possessive construction, denoting the location of the festival.