https://thornhillkollel.com/wp-content/uploads/2016/05/eruvin-perek-ches-mishna-6-may-a-person-draw-water-from-a-cistern-which-straddles-two-different-courtyards-on-Shabbos.mp3“eruvin perek ches mishna 6 may a person draw water from a cistern which straddles two different courtyards on Shabbos”.