The document is an introduction from Deniz Şengül, a Turkish teacher, to her Polish friends. It provides biographical details about Deniz, including that she has 10 years experience teaching English, is married with a 7-year-old daughter, enjoys reading, music and cooking in her free time, and has lived in Mudanya for 10 years after growing up in Adana. The introduction is followed by short biographies from Deniz's students that provide their names, ages, hometowns, families, interests and favorite activities.