Armenians
Armenians have also been successful in chess, which is the most popular mind sport in Armenia. Some of the most prominent chess players in the world are Armenian such as <a hrn Petrosian</a>,hr Aronian</a> <a hr Kasparov</a>.enians have also been successful in weightlifting and wrestling (<a hr Nazaryan</a>)nning medals in each sport at the Olympics. There are also successful Armenians in <a hrall</a>  hrkh Mkhitaryan</a>,hrg</a>  hrr Abraham</a> <a hrarchinyan</a>.Armenian music is a mix of indigenous folk music, perhaps best-represented by <a hrn Gasparyan</a>'ll-known <a hr</a> c, as well as light pop, and extensive <a hrtian music</a>.struments like the duduk, the <a hr/a>, <a hr</a> the <a hr</a> commonly found in Armenian folk music. Artists such as <a hr Nova</a> famous due to their influence in the development of Armenian folk music. One of the oldest types of Armenian music is the <a hrian chant</a> h is the most common kind of religious music in Armenia. Many of these chants are ancient in origin, extending to pre-Christian times, while others are relatively modern, including several composed by Saint Mesrop Mashtots, the inventor of the Armenian alphabet. Whilst under Soviet rule, Armenian classical music composer <a hrKhatchaturian</a> me internationally well known for his music, for various ballets and the <a hr Dance</a>  his composition for the ballet <a hre</a>.e Armenian Genocide caused widespread emigration that led to the settlement of Armenians in various countries in the world. Armenians kept to their traditions and certain diasporans rose to fame with their music. In the post-Genocide Armenian community of the United States, the so-called "kef" style Armenian dance music, using Armenian and Middle Eastern folk instruments (often electrified/amplified) and some western instruments, was popular. This style preserved the folk songs and dances of <a hrrn Armenia</a>, many artists also played the contemporary popular songs of Turkey and other Middle Eastern countries from which the Armenians emigrated. <a hrrd Hagopian</a> erhaps the most famous artist of the traditional "kef" style and the Vosbikian Band was notable in the 40s and 50s for developing their own style of "kef music" heavily influenced by the popular American <a hrand</a>  of the time. Later, stemming from the Middle Eastern Armenian diaspora and influenced by Continental European (especially French) pop music, the Armenian pop music genre grew to fame in the 60s and 70s with artists such as <a hr Harmandian</a> <a hrt Pamboukjian</a> orming to the Armenian diaspora and Armenia. Also with artists such as <a hrho</a>,forming pop music combined with Armenian folk music in today's entertainment industry. Other Armenian diasporans that rose to fame in classical or international music circles are world-renowned <a hrh-Armenian</a> er and composer <a hres Aznavour</a>,nist <a hr Arzruni</a>,minent opera sopranos such as <a hrk Papian</a> more recently <a hrl Bayrakdarian</a> <a hrKasyan</a>.tain Armenians settled to sing non-Armenian tunes such as the heavy metal band <a hrm of a Down</a> ch nonetheless often incorporates traditional Armenian instrumentals and styling into their songs) or pop star <a hr/a> se father was Armenian). Ruben Hakobyan (Ruben Sasuntsi) is a well recognized Armenian ethnographic and patriotic folk singer who has achieved widespread national recognition due to his devotion to Armenian folk music and exceptional talent. In the Armenian diaspora, <a hrian Revolutionary Songs</a> popular with the youth. These songs encourage Armenian patriotism and are generally about Armenian history and national heroes.

Question: What instruments does 'kef' use?
Answer: Armenian and Middle Eastern folk instruments (often electrified/amplified) and some western instruments