This is the 5265th most frequent Turkish word.
kanalının
"Of the channel" or "of the canal."
The word 'kanalının' here is in possessive form, referring to something that belongs to a channel, specifically a television channel.
Televizyon kanalının yayın akışını kontrol ettim.
I checked the broadcast schedule of the television channel.
Here, 'kanalının' indicates possession, describing a canal associated with the city used for irrigation purposes.
Şehrin sulama kanalının temizlenmesi gerekiyor.
The irrigation canal of the city needs to be cleaned.
In this sentence, 'kanalının' again signifies possession, indicating that the materials belong to a specific educational channel.