User-agent:*
Disallow: *.pdf$  # Block pdf files from all bots. Albeit non-standard, it works for major search engines.
Disallow: /wp-admin/
Disallow: /wp-includes/
Disallow: /wp-content/uploads/

Sitemap: https://data.com.au/sitemap_index.xml
Sitemap: https://data.com.au/data-services/sitemap_index.xml
Sitemap: https://data.com.au/cities/sitemap_index.xml
Sitemap: https://data.com.au/researchmaster/sitemap_index.xml