Question: Which American botanist and inventor, born into slavery in Missouri, was sculpted into a monument by Tina Allen?

full_context: Document 1: Tiya Alicia Miles: Tiya Alicia Miles is an American historian. She is a professor at the University of Michigan in the Program in American Culture, Center for Afro-American and African Studies, Department of History, and Native American Studies Program. Her research includes African American and Native American interrelated and comparative histories (especially 19th century); Black, Native, and U.S. women's histories; and African American and Native American women's literature. She has been a MacArthur Fellow.
Document 2: The Dream (sculpture): The Dream, also known as the Dr. Martin Luther King, Jr. Memorial Sculpture, is an outdoor bronze sculpture of Martin Luther King Jr. by Michael Florin Dente, located outside the Oregon Convention Center in Portland, Oregon. The 8 ft memorial statue was dedicated on August 28, 1998, the 35th anniversary of King's "I Have a Dream" speech. It depicts King plus three allegorical sculptures: a man who symbolizes the American worker, a woman who represents immigration, and a young girl shown releasing King's coattail, who represents, according to Dente, the "letting go" that occurs when people sacrifice their time and energy to engage in a struggle. The sculpture is part of the City of Portland and Multnomah County Public Art Collection, courtesy of the Regional Arts & Culture Council.
Document 3: Carver High School (New Orleans): George Washington Carver Senior High School was a high school in the Desire Area, in the Ninth Ward of New Orleans. It was previously operated by New Orleans Public Schools, then Recovery School District. It is currently home to George Washington Carver Collegiate Academy (CCA) and George Washington Carver Preparatory Academy (CPA), two charter high schools operated by Collegiate Academies.
Document 4: Frederick Douglass Memorial: The Frederick Douglass Memorial is a memorial commemorating Frederick Douglass, installed at the northwest corner of New York City's Central Park, in the U.S. state of New York. The memorial includes an 8-foot bronze sculpture depicting Douglass by Gabriel Koren and a large circle and fountain designed by Algernon Miller. Additionally, Quennell Rothschild & Partners is credited as the memorial's architecture, and Polich-Tallix served as the foundry. The memorial was dedicated on September 20, 2011, and was funded by the Percent for Art program and the Department of Cultural Affairs.
Document 5: Meredith Bergmann: Meredith Bergmann, is a U.S. sculptor, poet, and essayist whose work is said to "forge enriching links between the past and the concerns of the present." She studied at Wesleyan University and graduated from The Cooper Union with a BFA. While at Cooper Union she discovered sculpture and spent several years traveling around Europe and studying in Pietrasanta, Italy. Her memorial to Countee Cullen is in the collection of the New York Public Library. In 2003, she unveiled the Boston Women's Memorial on Commonwealth Avenue Mall in Boston which includes statues of Phillis Wheatley, Abigail Adams, and Lucy Stone. In 2006, Bergmann's statue of the famous contralto Marian Anderson was unveiled on the campus of Converse College in Spartanburg, SC. In 2010, Bergmann created a sculpture of a slave girl named Sally Maria Diggs, or "Pinky," whose freedom was purchased for $900 in 1860. Bergmann also completed a commission commemorating the events of September 11, 2001 for New York City's Cathedral of St. John the Divine entitled "Memorial to September 11".
Document 6: George Washington Carver: George Washington Carver (1860s – January 5, 1943), was an American botanist and inventor. The exact day and year of his birth are unknown; he was born into slavery in Missouri, either in 1861, or January 1864.
Document 7: Diamond, Missouri: Diamond is a city in Newton County, Missouri, United States near Joplin, Missouri. The population was 902 at the 2010 census. It is part of the Joplin, Missouri, Metropolitan Statistical Area. Diamond is primarily renowned as the birthplace of George Washington Carver.
Document 8: Roberta Allen: Roberta Allen is a short story writer, novelist, memoirist, conceptual artist, sculptor, photographer, and creative writing instructor. Language has been the inspiration for both her writing and her art. In her conceptual works - which include drawings, collages, artist books, photo/text works, installations and digital prints - she explores how text informs or changes our perception of images, often with more than a hint of humor and a philosophical bent. With dark humor, her books present characters at odds with themselves and others, sometimes in exotic locales.
Document 9: Onesimus (Boston slave): Onesimus (late 1600s–1700s) was an African-born man held as a slave by Puritan minister Cotton Mather, who helped mitigate the impact of a smallpox outbreak in Boston by introducing Mather to the principle of inoculation. In a 2016 "Boston Magazine" survey, he was declared one of the "Best Bostonians of All Time".
Document 10: Selma Burke: Selma Hortense Burke (December 31, 1900 – August 29, 1995) was an American sculptor and a member of the Harlem Renaissance movement. Burke is best known for her bas relief of President Franklin D. Roosevelt on the Recorder of Deeds Building in Washington, D.C. Her other work includes a bust of Duke Ellington, portraits of Mary McLeod Bethune and Booker T. Washington, and sculptures of John Brown (abolitionist) and President Calvin Coolidge.
Document 11: Gwen Gillen: Gwendolyn "Gwen" Gillen (January 6, 1941 – January 27, 2017) was an American sculptor and artist. Her best known works include a bronze sculpture of actress Mary Tyler Moore tossing her Tam o' shanter hat into the air as a homage to the final scene of opening credits of "The Mary Tyler Moore Show". Gillen life-size sculpture of Moore, which dedicated in 2002 in the Nicollet Mall in downtown Minneapolis, has own of the city's most recognizable landmarks and "symbol of Minneapolis". Her other well known pieces include a 4-foot bronze sculpture of Gertie the Duck, which was installed on the Wisconsin Avenue bridge in Milwaukee in 1997.
Document 12: Tuskegee University: Tuskegee University is a private, historically black university (HBCU) located in Tuskegee, Alabama, United States. It was established by Booker T. Washington. The campus is designated as the Tuskegee Institute National Historic Site by the National Park Service and is the only one in the U.S. to have this designation. The university was home to scientist George Washington Carver and to World War II's Tuskegee Airmen.
Document 13: George Devol: George Charles Devol Jr. (February 20, 1912 – August 11, 2011) was an American inventor known for developing Unimate, the first material handling robot employed in industrial production work.
Document 14: Tina Allen: Tina Allen (December 9, 1949 – September 9, 2008) was an American sculptor known for her monuments to prominent African Americans, including Frederick Douglass, Sojourner Truth, and George Washington Carver.
Document 15: Benjamin Banneker: Benjamin Banneker (November 9, 1731October 9, 1806) was a free African American almanac author, surveyor, naturalist, and farmer. Born in Baltimore County, Maryland, to a free African American woman and a former slave, Banneker had little formal education and was largely self-taught. He is known for being part of a group led by Major Andrew Ellicott that surveyed the borders of the original District of Columbia, the federal capital district of the United States.
ground_truth: George Washington Carver