could anyone help me with a sentence? It was from an article in the Asahi about the leadership change in North Korea. The full sentence is 拉致被害者の早い救出も、そこによるところは大きい。I understand the first part of the sentence - the rapid rescue of the abduction victims as well. However, I am not sure about the second part. How do you translate そこによる and ところは大きい into English? Is による 似寄る or に拠る? Thank you for your help.
In this context,
So it reads: the rapid rescue of the abduction victims also largely depends on it. (