Question: Sol collaborated with an American rapper from Seattle, Washington, who has released how many albums since 2000?

Context paragraphs:
Buff1: Jamall Jernard Bufford (born in southwest Atlanta, Georgia), formerly known as by his stage name Buff1, is an American rapper and songwriter from Ann Arbor, Michigan.  He is a member of Ann Arbor-based rap crew Athletic Mic League (with 14KT, Grand Cee, Mayer Hawthorne, Sonny Star, Vaughan T, Vital) since 2000, with whom he released three studio albums from 2000 to 2004 via Lab Technicians Productions.  He is currently managed by Mello Music Group.  In 2005 he started his solo career and released his debut album "Pure" in 2007, which was called "incredible" and "classic" by Okayplayer.  "Pure" includes features from notable Michigan hip hop acts, including Guilty Simpson, Elzhi, Invincible, One Be Lo, and Monica Blaire as well as production from the Lab Techs, Mr. Porter, and Waajeed.  In 2010, Bufford and DJ Rhettmatic released a collaborative self-titled project, "Crown Royale", and went a nationwide tour with Mayer Hawthorne.  He quits using his Buff1 moniker and dropped his third solo full-length in 2013 under his real name.  The same year, he formed and runs rap performing arts group The Black Opera alongside with many other artists.

Sol (musician): Sol Moravia-Rosenberg (born December 7, 1988), better known as Sol or Solzilla, is an American hip hop artist.  In 2012, he released his second studio album "Yours Truly", which received critical acclaim and rose to number one on the iTunes U.S. Hip-Hop Albums Chart while also charting on Billboard's Heatseekers Chart.  Sol has collaborated with other artists such as the Macklemore, Blue Scholars, Grynch, and The Physics.

2006 WNBA season: The 2006 WNBA Season was the Women's National Basketball Association's tenth season.  The league added one team the Chicago Sky.  The Sky was the first expansion team since 2000 when the Indiana Fever, Miami Sol, Portland Fire, and the Seattle Storm came to the WNBA.  On April 5 the WNBA held their draft.  Seimone Augustus, guard out of Louisiana State University was the number one overall pick.  She was selected by the Minnesota Lynx.  Cappie Pondexter, guard out of Rutgers University went number two.  She was selected by the Phoenix Mercury.  The season started on May 20 with a game between Sacramento Monarchs and Phoenix Mercury.  The game was televised by ABC.  The Monarchs won the game 105–78.  On July 12, The All Star Game was held at Madison Square Garden in New York City, New York.  The East All Stars defeated the Western All Stars 98–82.  Katie Douglas of the Connecticut Sun was named MVP in the game with her 16 points, 5 rebounds, 4 assists.  The 2006 WNBA season concluded on August 13.  Lisa Leslie of the Los Angeles Sparks won the league MVP.  Mike Thibault of the Connecticut Sun was named Coach of The Year.  Seimone Augustus of the Minnesota Lynx was named Rookie of the Year.  The season ended with the Detroit Shock winning their second WNBA Championship.

Mariza Koch: Mariza Koch (Greek: Μαρίζα Κωχ ; born March 14, 1944) is a Greek folk music singer who has recorded many albums since starting her career in 1971.  On the wider stage she is best remembered for representing her homeland at the Eurovision Song Contest 1976 with the song Panayia Mou, Panayia Mou.  Mariza Koch was born in Athens in 1944 but lived in her mother's hometown in Santorini from a young age.  Her father was German.

Tricky (musician): Adrian Nicholas Matthews Thaws (born 27 January 1968), better known by his stage name Tricky, is an English record producer, vocalist, and musician.  Born and raised in Bristol, he began his career as an early collaborator of Massive Attack before embarking on a solo career with his debut album, "Maxinquaye", in 1995.  The release won Tricky popular acclaim and marked the beginning of a lengthy collaborative partnership with vocalist Martina Topley-Bird.  He released four more studio albums before the end of the decade, including "Pre-Millennium Tension" and the pseudonymous "Nearly God", both in 1996.  He has gone on to release eight studio albums since 2000, most recently "Ununiform" (2017).

Nat Baldwin: Nat Baldwin (born February 21, 1980 in Portsmouth, New Hampshire) is an American bassist and singer.  He is best known for being a member of Dirty Projectors and has also released solo albums since 2003.  His most recent solo album is "In the Hollows" (2014).  He also appears on many albums such as "In Ear Park" (2008) by Department of Eagles, "Contra" (2010) by Vampire Weekend and "Shields" (2012) by Grizzly Bear.

Mackie Osborne: Mackie Osborne is an artist responsible for the design and illustrations of many music albums since the 1980s.  She is a member of the band Fleabag and has contributed to many albums on packaging artwork, layout design and art direction.

Macklemore: Benjamin Hammond Haggerty (born June 19, 1983), known by his stage name Macklemore ( ), and formerly Professor Mack Lemore, is an American rapper from Seattle, Washington.  He has collaborated with producer Ryan Lewis as Macklemore & Ryan Lewis.  Since 2000, he has independently released one mixtape, three EPs, and four albums.

Jac Berrocal: Jacques "Jac" Berrocal (born 22 October 1946, Saint-Jean d'Angély) is a French trumpeter, singer and composer.  He has been active since the 1970s in the independent and avant-garde music scene, and has released many albums.  He also founded and performed in the group Catalogue, and has collaborated with Ron Anderson.  Berrocal has appeared in several films.

Goga Sekulić: Goga Sekulić (; born 27 February 1977) is a Serbian turbo-folk singer that has released eleven albums since 2000.

Supporting paragraphs: Sol (musician) Macklemore
Answer: four