Have you gotten past this level yet? I've gone through it two or three times on normal level and just beaten it on hard. I'm too lazy to look up what Shinoko's strategy was, I think it is what I followed (with some modifications). Let me know if you're still looking for advice. I won't get as detailed as the first response (which seems a little compicated), I'll just give some guidelines.
We have placed cookies on your device to help make this website better. You can adjust your cookie settings, otherwise we'll assume you're okay to continue.