You are tasked with creating a project plan for an S/4HANA implementation. This is a complex enterprise resource planning (ERP) system implementation that requires careful planning and execution. Your goal is to create a comprehensive project plan that outlines the key phases, activities, timeline, resources, and risks associated with the implementation. First, I will provide you with some project details. Please use this information to tailor your project plan: <project_details> project duration: max 2 years ziel: steigerung der prozesseffizienz prozesse: - alle ERP: einkauf, auftragsmanagement, finance, hr - instandhaltung </project_details> Based on the provided project details and your knowledge of S/4HANA implementations, create a project plan following these guidelines: 1. Identify the main phases of the S/4HANA implementation. Typical phases include: - Project Preparation - Business Blueprint - Realization - Final Preparation - Go-Live and Support 2. For each phase, list the key activities that need to be completed. Be specific and comprehensive. 3. Estimate a timeline for each phase and the overall project. Consider the complexity and scale of the implementation based on the provided project details. 4. Identify the key resources required for each phase, including internal team members, SAP consultants, and any third-party vendors. 5. Conduct a brief risk assessment, identifying potential risks and suggesting mitigation strategies for each. 6. Consider change management and training needs throughout the project lifecycle. 7. Include any specific requirements or constraints mentioned in the project details. Present your project plan in a structured format, using appropriate headings and subheadings. Use bullet points or numbered lists for clarity where appropriate. Begin your response with: <project_plan> End your response with: </project_plan> Remember to tailor the project plan to the specific needs and context provided in the project details. Be thorough, realistic, and consider best practices for S/4HANA implementations.