Task: Text Matching
Input (English): Iijärvi - Lake ( Ristijärvi ) is a medium-sized lake in the main catchment area of Oulujoki , located in the Kainuu region of northern Finland .
Iijärvi - Lake ( Ristijärvi ) is a medium-sized lake in the main catchment area of Kainuu and is located in the region of Oulujoki , northern Finland .
Output (English): Not paraphrase