-- Lua script to handle Markdown-style bold and italic annotations

-- Sample Markdown content (string format)
local markdown_content = [[
# Text Formatting Example

This is a sample Markdown document.

Here is some **bold text** and some *italic text*.

You can also combine **bold and *italic* text**.
]]

-- Function to process bold and italic annotations (e.g., **bold** or *italic*)
function process_annotations(content)
    -- Replace bold (e.g., **bold**) with <strong>HTML tag
    content = content:gsub("%*%*(.-)%*%*", "<strong>%1</strong>")

    -- Replace italic (e.g., *italic*) with <em>HTML tag
    content = content:gsub("%*(.-)%*", "<em>%1</em>")

    return content
end

-- Process the Markdown content to add HTML semantic annotations
local processed_content = process_annotations(markdown_content)

-- Output the processed content with HTML formatting
print("Processed Markdown Content:")
print(processed_content)