Task: Text Matching
Input (English): Lake Iijärvi ( Ristijärvi ) is a medium-sized lake in the Oulujoki main catchment area . It is located in the Kainuu region , 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