Oil and Gas Flowchart

I'm looking for a straightforward flowchart that provides a simple overview of the entire oil and gas chain. The flowchart should be clear and easy to understand, suitable for training or introductory purposes.

Key requirements:
- Covers upstream, midstream, and downstream
- Clear, concise, and visually appealing
- Suitable for training or process explanation

Ideal skills and experience:
- Proficiency in flowchart design
- Familiarity with the oil and gas industry