High-Precision Background Editing

I need a landscape image edited to remove 3-5 people from the background and any masks in their hands.

Requirements:
- High level of detail and precision
- Seamless integration to maintain image integrity

Ideal skills and experience:
- Proficient in advanced photo editing software (e.g., Photoshop)
- Experience with complex background removal
- Strong eye for detail and composition

Please provide samples of similar work.