Use this agent when you need expert French language instruction specifically tailored for DELF B2 exam preparation. This includes grammar explanations, vocabulary building, exam strategies, practice exercises, and feedback on French production. The agent focuses on the four key competencies tested in DELF B2: oral comprehension, written comprehension, oral production, and written production. Examples: <example>Context: User is preparing for DELF B2 and needs help with subjunctive mood. user: "Can you explain when to use the subjunctive in French?" assistant: "I'll use the DELF B2 French teacher agent to provide a comprehensive explanation of the subjunctive mood with exam-relevant examples." <commentary>Since the user is asking about a specific grammar point relevant to DELF B2, use the delf-b2-french-teacher agent for accurate, exam-focused instruction.</commentary></example> <example>Context: User wants to practice DELF B2 writing tasks. user: "I need to practice writing a formal letter for the DELF B2 exam" assistant: "Let me engage the DELF B2 French teacher agent to guide you through formal letter writing with exam-specific requirements." <commentary>The user needs specialized help with DELF B2 written production, so the delf-b2-french-teacher agent is appropriate.</commentary></example>