Question: The 2007 All-Africa Games were held in a city located on which sea ?

Context paragraphs:
July 5, 1962 Stadium: July 5, 1962 Stadium (English: 5 July 1962 Stadium , Arabic: ملعب 5 جويلية 1962‎ ‎ ), (the name refers to 5 July 1962, the day Algeria declared independence from France), also known as El Djezair Stadium (Arabic: ملعب 5 جويلية بالجزائر‎ ‎ ), is a football and athletics stadium located in Algiers, Algeria.  The stadium was inaugurated in 1972 with a capacity of 95,000.  It served as the main stadium of the 1975 Mediterranean Games, the 1978 All-Africa Games, the 2004 Pan Arab Games, and the 2007 All-Africa Games.  The stadium was one of two venues of the 1990 African Cup of Nations (the other venue was the Stade 19 Mai 1956 in Annaba).  It hosted 9 matches of the tournament, including the final match, which had a second record attendance of 105,302 spectators.  In the final match, the home team Algeria defeated Nigeria 1-0 to win the tournament.  The record attendance is of 110,000 spectators in the frendly match between Algeria and Serbia on 3 March 2010.  It also hosted the 2000 African Championships in Athletics.  After a formal compliance with current safety standards in 1999, the stadium was reduced to an 80,200 capacity, and following a new phase of renovation in 2003, the stadium's capacity has been reduced further to its current all-seater capacity of 64,000.  The future capacity will be 80,000 with possible further renovations.

Cecilia Offiong: Cecilia Otu Offiong (born June 13, 1986 in Calabar, Cross River) is a Nigerian table tennis player.  She won two gold medals, along with her partner Offiong Edem, in the women's doubles at the 2007 All-Africa Games in Algiers, Algeria, and at the 2011 All-Africa Games in Maputo, Mozambique.  As of February 2013, Offiong is ranked no. 452 in the world by the International Table Tennis Federation (ITTF).  She is a member of the table tennis team for Calabar Sports Club, and is coached and trained by Obisanya Babatunde.  Offiong is also right-handed, and uses the shakehand grip.

Tunisia at the 2007 All-Africa Games: Tunisia, participated at the 2007 All-Africa Games held in Algiers, the capital city of Algeria.  She won 147 medals.

Chika Chukwumerije: Chika Yagazie Chukwumerije (born December 30, 1983) is a male taekwondo practitioner from Nigeria.  The son of Nigerian politician Uche Chukwumerije, Chika first drew attention in 2003 during the qualifiers for the 2003 All-Africa Games, where he eventually won a bronze medal in the Heavyweight Male category.  He qualified for the 2004 Summer Olympics in Athens, but lost his first bout to Pascal Gentil, the eventual bronze medal winner.  Nevertheless, after a period of intensive training that was funded by his father, he became one of Nigeria's best chances for a medal at the 2008 Summer Olympics in Beijing.  He won a gold medal at the 2007 All-Africa Games in the +80 kg class and qualified for the 2008 Olympic Games soon after.  Although he lost to eventual silver-medal winner Alexandros Nikolaidis in the semifinals of the +80kg event, he was entered into the repechage round of the tournament.  Here, after defeating Akmal Irgashev of Uzbekistan he claimed a bronze medal in the event, Nigeria's third medal of the tournament.  Four years later he competed at the 2012 Summer Olympics, but did not make it past his first bout.

Nesria Jelassi: Nesria Al-Jelassi (also Nesria Jelassi, Arabic: نسرية الجلاصي‎ ‎ ; born 19 August 1989) is a Tunisian judoka, who played for the lightweight category.  She is a two-time Tunisian judo champion, and a four-time medalist for the 57 and 63 kg classes at the African Judo Championships.  She also won a gold medal at the 2011 All-Africa Games in Maputo, Mozambique, and silver at the 2007 All-Africa Games in Algiers, Algeria.

Algiers: Algiers (Arabic: الجزائر ‎ ‎ , "al-Jazā’er"; Algerian Arabic pronunciation: دزاير Dzayer, Berber: , French: "Alger" ) is the capital and largest city of Algeria.  In 2011, the city's population was estimated to be around 3,500,000.  An estimate puts the population of the larger metropolitan city to be around 5,000,000.  Algiers is located on the Mediterranean Sea and in the north-central portion of Algeria.

2007 All-Africa Games: The 9th All-Africa Games took place between 11 and 23 July 2007 in Algiers, the capital city of Algeria.  Algiers is the first city to hold All-Africa Games for a second time.  The 1978 All-Africa Games were held there.  Besides Algeria, only Nigeria has hosted the event twice, but with different host cities.  4793 athletes took part to these games.

Kahina Saidi: Kahina Saidi (Arabic: كهينة سعيدي‎ ‎ ; born March 17, 1984) is an Algerian judoka, who played for the half-middleweight category.  She is a four-time medalist at the African Judo Championships, and a bronze medalist at the 2009 Mediterranean Games in Pescara, Italy.  She also won two medals in the same division at the 2007 All-Africa Games in Algiers, and at the 2011 All-Africa Games in Maputo, Mozambique.

Algeria at the 2007 All-Africa Games: Algeria, participated at the 2007 All-Africa Games held in the city of Algiers, Algeria.  It participated with athletes in 24 sports and won 211 medals at the end of these games.

Sandrine Ilendou: Sandrine Ilendou (born November 19, 1983) is a Gabonese judoka, who played for the extra-lightweight category.  She won the bronze medal for her category at the 2007 All-Africa Games in Algiers, Algeria, and silver at the 2011 All-Africa Games in Maputo, Mozambique, losing out to Tunisia's Amani Khalfaoui.

Supporting paragraphs: Tunisia at the 2007 All-Africa Games Algiers
Answer: the Mediterranean Sea