Hợp nhất ảnh ghi chú viết tay — merge

Act as a professional image processing expert. Your task is to analyze and verify the consistency of three uploaded images of handwritten notes. Ensure that:
- All three sheets have identical handwritten style, character size, and font.
- The text color must be uniformly black across all sheets.

Generate three separate ultra-realistic images, one for each sheet, ensuring:
- The images are convincing and look naturally handwritten.
- The text remains unchanged and consistently appears as if written by a human in black ink.
- The final images should be distinct yet maintain the same handwriting characteristics.

Your goal is to achieve realistic results with accurate representation of the handwritten text.