Question: what does Do Ab prison and Panjshir Province have in common?

Context paragraphs:
Panjshir Province: Panjshir (Persian: پنجشیر‎ ‎ , literally "Five Lions", also spelled as Panjsher) is one of the thirty-four provinces of Afghanistan, located in the northeastern part of the country.  The province is divided into seven districts and contains 512 villages.  As of 2013, the population of Panjshir province is about 146,100.  Bazarak serves as the provincial capital.

Keramuddin Keram: Keramuddin Keram is a politician in Afghanistan, who has served as Governor of Panjshir Province till November 2, 2013.  He was Chief of staff in the Ministry of Defense under Mohammed Fahim between 2002 and December 2004.  He is an ethnic Tajik.  He is the current president of the Afghanistan Football Federation, a position he has held since 2004.

2015 Afghanistan avalanches: On February 24–28, 2015, a total of 40 avalanches in Panjshir Province, Afghanistan killed at least 310 people, and another 129 were wounded.  1,000 Afghani troops were deployed to Panjshir Province to assist rescue efforts.  According to the acting governor of Panjshir, Abdul Rahman Kabiri, these avalanches were the worst Afghanistan had seen in three decades.

Do Ab prison: The Do Ab prison is a prison in Panjshir, Afghanistan.

Khenj District: Khenj District is the largest district in Panjshir Province with a population of more than 110,000 people.  Emerald is mined in this part of Panjshir province.  It has about 154 villages, including Jungal Aab Village, Mata Village, Ishkesho Village, Pawat Village, pushghoor.  Khenj District is famous for its mines of emerald.  Its people are farmers and miners.  A sample of panjshir emerald.

Panjshir University: Panjshir University (Persian: دانشگاه پنجشیر‎ ‎ ) is located in Panjshir province, northern Afghanistan.  .  Panjshir university has faculties of Economics, Agriculture and Education.

Panjshir Valley: The Panjshir Valley (also spelled Panjsheer or Panjsher; Persian: درهٔ پنجشير‎ ‎ - "Dare-ye Panjšēr"; literally "Valley of the Five Lions") is a valley in north-central Afghanistan, 150 km north of Kabul, near the Hindu Kush mountain range.  Located in the Panjshir Province it is divided by the Panjshir River.  The valley is home to more than 140,000 people, including Afghanistan's largest concentration of ethnic Tajiks.  In April 2004, it became the heart of the new Panjshir Province.

Shotul District: Shotul District is a district of Panjshir Province, Afghanistan.

Bazarak: Bāzārak (Persian: بازارک‎ ‎ ) is the provincial capital of Panjshir Province, in the Panjshir Valley of northeastern Afghanistan.  It has six villages: Khanez, Jangalak, Malaspa, Parandeh and Rahmankhel.  The tomb of Ahmad Shah Massoud, known as the "Lion of Panjshir", is located in Bazarak.

Panjshir River: The Panjshir River flows through the Panjshir Valley in northeastern Afghanistan, 150 km north of Kabul.  Its main tributary is the Ghorband River which flows from the Parwan Province and joins the Panjshir River 10 km east of Charikar.  The Panjshir River flows southward through the Hindu Kush and joins the Kabul River at the town of Surobi.  A dam was built on the Panjshir River near Surobi in the 1950s to supply water from the Panjshir River to the Kabul River.

Supporting paragraphs: Do Ab prison Panjshir Province
Answer: Afghanistan