The coattail effect or down-ballot effect is the tendency for a popular political party leader to attract votes for other candidates of the same party in an election.
 For example, in the United States, the party of a victorious presidential candidate will often win many seats in Congress as well; these Members of Congress are voted into office “on the coattails” of the president.
The New Macau Development Union (), formerly known as the Alliance for the Development of Macau ("Aliança para Desenvolvimento de Macau"), is a political party in the Chinese Special Administrative Region of Macau.
 At the 2005 election, the group won 9.3% of the popular vote and 1 out of 12 popular elected seats.
 While, at the 2009 election, the group won 9.94% of the popular vote and 1 out of 12 popular elected seats.
The Islamic Dawa Party, also known as the Islamic Call Party (Arabic: حزب الدعوة الإسلامية‎ ‎ "Ḥizb Al-Daʿwa Al-Islāmiyya"), is a political party in Iraq.
 Dawa and the Supreme Islamic Iraqi Council are two of the main parties in the religious-Shiite United Iraqi Alliance, which won a plurality of seats in both the provisional January 2005 Iraqi election and the longer-term December 2005 election.
 The party is led by Nouri al-Maliki, who was Prime Minister of Iraq between 20 May 2006 and 8 September 2014.
 The party backed the Iranian Revolution and also Ayatollah Ruhollah Khomeini during the Iran–Iraq War and the group still receives financial support from Tehran despite ideological differences with the Islamic Republic.
Berlin Treptow – Köpenick is one of the 299 single member constituencies used for the German parliament, the Bundestag.
 Located in south-east Berlin the constituency was created for the 1994 election.
 After the 2005 election it was one of just three single member constituencies in Germany to be represented by The Left Party (DL).
 The current MP is Gregor Gysi who gained the seat at the 2005 election.
 Gysi is the former leader of the Party of Democratic Socialism (PDS), the successor party to the East German Communist party.
Law and Justice (Polish:    ), abbreviated to PiS, is a right-wing populist, national-conservative, and Christian democratic political party in Poland.
 With 216 seats in the Sejm and 56 in the Senate, it is currently the largest party in the Polish parliament.
Jai Samaikyandhra Party or JSP is a new Indian political party launched by former Chief Minister of Andhra Pradesh, Nallari Kiran Kumar Reddy.
 He launched the party in protest against Government of India's decision to bifurcate Andhra Pradesh through Andhra Pradesh Reorganisation Bill.
 Its poll plank is self-respect of Telugu people.
 The name of the party means "Hail United Andhra Pradesh".
 The party was formal launched at a public meeting in Rajahmundry on 12 March 2014, and promised rollback of Telangana state in the event of JSP winning 25 seats.
 Its electoral symbol is a pair of slippers.
 In elections the party failed to win a single seat and lost deposits in many seats.
Waldemar Wiązowski (born December 25, 1944 in Pionki) is a Polish politician.
 He was elected to Sejm on September 25, 2005 getting 9751 votes in 2 Wałbrzych district, candidating from Law and Justice list.
Local elections were held in London, city borough councils and in Scotland on 1 November 1934.
 The Labour Party gained many seats in sweeping successes throughout the country.
 In London they won 457 seats, which gave them control of 11 councils and enabling them to holding four.
 In chief provincial boroughs their net gains numbered 276 and gained 6 councils.
 There were also Scottish elections in which Labour also won many seats.
 The gains for Labour came at the expense of the Liberal Party which was by this stage had declining presence in both national and local elections as well as the Conservative Party.
The British Columbia Patriot Party is a minor political party in British Columbia, Canada.
 The party's political goal is to empower citizens to govern themselves by converting the provincial government into a republic with an upper house made up of citizen selected at random and based on merit.
 The party was formed in 2001 by Andrew Hokhold, a dentist and inventor living in the Vernon/Armstrong area.
 Hokhold was the party's only candidate in the 2001 election, coming in last place in the Okanagan-Vernon riding.
 Two candidates, Hokhold and White Rock resident Tibor Tusnady, ran in the 2005 election, both coming in last place, in the Shuswap and Okanagan-Vernon riding, respectively.
 While the party has only nominated three candidates over the course of three elections, it has accumulated assets worth over a million dollars.
General elections were held in Honduras to elect the President of Honduras, Vice-President, and deputies to the National Congress of Honduras on 27 November 2005.
 For the 2005 election the constitution was amended to create a single vice-president (Hondurans previously elected three 'presidential designates' on a ticket along with the presidential candidate).
 For the 2005 election the system of proportional representation was also changed from a closed list to an open list - the parties also used open-list primaries to select candidate slates.
 The list system reduced the re-election rate of incumbents, with just 31% of deputies in the new Congress having seats in the 2002–2006 Congress.

Question: How many seats in the Sejm does the political party that candidated Waldemar Wiązowski on the September 25, 2005 election hold?
Answer: 216