How to Parallel To Lowercase in Tcl - Code Snippet

# Task: Parallel To Lowercase
# Language: Tcl

proc parallel_to_lowercase() {
    # Implementation for Parallel To Lowercase
    set result = ...; # Initialize variable
    # TODO: Implement core logic here
    # Step 1: Prepare data
    # Step 2: Process Parallel To Lowercase
    puts("Done");
}