safetensors qwen2 text2graph relation_extraction named_entity_recognition GRPO RL text-generation conversational en arxiv:2501.12948 base_model:Qwen/Qwen2.5-0.5B-Instruct base_model:finetune:Qwen/Qwen2.5-0.5B-Instruct license:apache-2.0 region:us
Small (<1GB)