Information:  - A drummer is a musician who plays drums, which includes a drum kit ("drum set" or "trap set", including cymbals) and accessory-based hardware which includes an assortment of pedals and standing support mechanisms, marching percussion or any musical instrument that is struck within the context of a wide assortment of musical genres. The term percussionist applies to a musician who performs struck musical instruments of numerous diverse shapes, sizes and applications. Most contemporary western ensembles bands for rock, pop, jazz, R&B etc. include a drummer for purposes including timekeeping and embellishing the musical timbre. Most drummers of this particular designation work within the context of a larger contingent (a.k.a. rhythm section) that may also include, keyboard (a percussion instrument) or guitar, auxiliary percussion (often of non western origin) and bass (bass viol or electric). Said ensembles may also include melodic based mallet percussion including: vibraphone, marimba or xylophone. The rhythm section, being the core metronomic foundation with which other melodic instruments, including voices, may present the harmonic/melodic portion of the material.  - Juva is a municipality of Finland. It is located in the province of Eastern Finland and is part of the Southern Savonia region some North-East of Helsinki. It was founded on 19 January 1442, and is the oldest parish/municipality in Finland whose exact date of birth is known. At the time, it was only the second parish in Eastern Finland, and later, several other parishes were separated from it, such as Sääminki, (present-day Savonlinna), Kuopio, Pieksämäki and Joroinen. Secular municipal administration was established in 1868.  - Jazz is a music genre that originated amongst African Americans in New Orleans, United States, in the late 19th and early 20th centuries. Since the 1920s jazz age, jazz has become recognized as a major form of musical expression. It emerged in the form of independent traditional and popular musical styles, all linked by the common bonds of African American and European American musical parentage with a performance orientation. Jazz is characterized by swing and blue notes, call and response vocals, polyrhythms and improvisation. Jazz has roots in West African cultural and musical expression, and in African-American music traditions including blues and ragtime, as well as European military band music. Although the foundation of jazz is deeply rooted within the Black experience of the United States, different cultures have contributed their own experience and styles to the art form as well. Intellectuals around the world have hailed jazz as "one of America's original art forms".  - Sami Kristian Karppinen is a Finnish drummer . He is a former drummer of Swedish heavy metal band Therion ( 1998 -- 2001 ) and Finnish industrial metal band Ruoska ( 2002 - 2008 ) , sound engineer and producer in Modern Art Studio , and session drummer . He has been working as drum tech for Therion , after he left the band .  - Ruoska (In Finnish "whip") is a Finnish metal band from the Juva municipality.   - Marching percussion instruments are specially designed to be played while moving. This is achieved by attaching the drum(s) to a special harness (also called a carrier or rack) worn by the drummer, although not all marching bands use such harnesses and instead use traditional baldrics to sling their drums (the British Armed Forces, for instance, still use the old style of slung drums). The drums are designed and tuned for maximum articulation and projection of sound, as marching activities are almost always outdoors or in large interior spaces. Articulation is paramount to producing a "clean" sound from all the drummers in the line. These instruments are used by marching bands, drum and bugle corps, indoor percussion ensembles, and pipe bands. A marching percussion ensemble is frequently known as a drumline or battery.    After reading the paragraphs above, we are interested in knowing the entity with which 'sami karppinen' exhibits the relationship of 'country of citizenship'. Find the answer from the choices below.  Choices: - american  - british  - finland
finland