once again, ORD tawiways are on a constant change due to construction in different areas.  Please don't map the area with old imagery. I use FAA diagrams and  Ohare AOA Alerts for current airport layout changes. https://aeronav.faa.gov/d-tpp/2407/00166ad.pdf#nameddest=(ORD)   https://www.ordsafe.com/aoa-alert