<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  What are some common predator-prey relationships in the marine ecosystem ? Context: Predator-prey relationships in the marine ecosystem include sharks preying on fish, seals preying on squid, and killer whales preying on seals. Answer: [/INST]Some common predator-prey relationships in the marine ecosystem include sharks preying on fish, seals preying on squid, and killer whales preying on seals.</s>