Question: Who built the Dockery Plantation, a 25600 acre cotton plantation and sawmill in Dockery, Mississippi?

Context paragraphs:
Brierfield Plantation: Brierfield Plantation was a cotton plantation located in Davis Bend, Mississippi, south of Vicksburg and the home of Confederate president Jefferson Davis.  The more than 1,000 acre plantation was given to Davis by his much older brother, Joseph E. Davis (1784-1870), and had previously been a part of Joseph Davis's much larger Hurricane plantation which it adjoined on a bend of the Mississippi River twenty miles from Vicksburg.  With financial assistance and slaves given by his brother, Jefferson Davis became a successful planter on the acreage following his brief first marriage to Sarah Knox Taylor (who died of malaria a few months after their wedding); after his second marriage to Varina Banks Howell in 1845, Davis erected a large comfortable frame house on the property that was home to himself, his wife, their children, as well as Davis's widowed sister and other relatives.

Will Dockery: Will Dockery (1865–1936) built from scratch the Dockery Plantation, the famous home of such original Delta blues musicians as Charley Patton, Robert Johnson, Son House, Howlin' Wolf, Willie Brown, Tommy Johnson, and Pops Staples.

Orange Vale: Orange Vale, also known as the Lawler-Whiting House, is a Greek Revival plantation house completed in 1854 near Talladega, Alabama.  The house is principally associated with Levi Lawler, an Alabama state legislator.  The house was the centerpiece of a 3000 acre cotton plantation.  It was principally used by Lawler during the summer.  The house is a formal two-story frame structure with a hexastyle square-columned portico across the front, supporting a heavy paneled entablature.  There is no pediment.  The hipped roof is flanked by interior chimneys.  Small flat-roofed one-story pavilions flank the house on either side and extend beyond the rear of the house.The rear has two-level porches across the width.  The interior has a center-hall plan with the hall extending to the back porch.  108 acre remain of the original property, with seven other buildings.

Oakland Plantation (Natchitoches, Louisiana): Oakland Plantation, originally known as the Jean Pierre Emmanuel Prud'homme Plantation, and also known as Bermuda, is a historic cotton plantation in Natchitoches Parish, Louisiana.  It is one the nation's best and most intact examples of a French Creole cotton plantation complex It was designated a National Historic Landmark in 2001, and is now owned by the National Park Service as part of Cane River Creole National Historical Park.

Umbria Plantation: Umbria Plantation, also known as the Samuel Pickens Plantation, was a historic cotton plantation and Greek Revival-style plantation house near what is now Sawyerville, Alabama.  The plantation was established by Samuel Pickens, the younger brother of Alabama's third governor, Israel Pickens.  The house was an unusual example of a raised basement plantation house built on a U-shaped plan.  It was recorded by the Historic American Buildings Survey during the 1930s.  It was destroyed in a fire in the early 1970s.

Landsford Plantation House: Landsford Plantation House, also known as the Davie House, is a historic plantation house located near Richburg, Chester County, South Carolina.  It was built about 1828, and is a 2 1/2-story, timber-framed weatherboarded vernacular residence.  The house has a square plan and is two rooms deep.  The main façade featured a one-story porch, resting on brick piers, and added about the turn of the 20th century.  Landsford Plantation achieved local prominence as the social center of a 3000 acre Piedmont cotton plantation in the mid-19th century.  Of the original outbuildings, only a barn of log construction remains.

Sunnyside Plantation: The Sunnyside Plantation was a cotton plantation near Lake Village in Chicot County, Arkansas, in the Arkansas Delta region.  Built as a cotton plantation in the Antebellum South, it was farmed using the forced labor of African slaves.  After the American Civil War of 1861-1865, freedmen farmed it.  From the 1890s to the 1910s, it used convict laborers and employed immigrants Northern Italy, many of whom were subject to peonage.  They were later replaced by black sharecroppers.  The plantation was closed down and it was broken up in the 1940s.  Nowadays, only a historical marker reminds Lake Village residents and visitors of its history.

Ely-Criglar House: The Ely-Criglar House (also known as the Francis R. Ely House) is a historic site in Marianna, Florida.  It is located at 242 West Lafayette Street.  On December 27, 1972, it was added to the U.S. National Register of Historic Places.  Built by slaves from native limestone, the Greek Revival structure was completed c. 1840, as the Manor House for Francis R. Ely's 1629 acre cotton plantation.  "Ely Corner" is the site of The Battle of Marianna, where Federal troops attacked in September 1864 during The War Between The States.  Defending the town against the enemy were old men and boys, too old or too young for regular military service and those furloughed or home due to illness.

Dockery Plantation: Dockery Plantation was a 25600 acre cotton plantation and sawmill in Dockery, Mississippi, on the Sunflower River between Ruleville and Cleveland, Mississippi.  It is widely regarded as the place where Delta blues music was born.  Blues musicians resident at Dockery included Charlie Patton, Robert Johnson and Howlin' Wolf.  The property was added to the National Register of Historic Places in 2006.

Horseshoe Plantation: Horseshoe Plantation is an 11000 acre cotton plantation located in northern Leon County, Florida and established around 1840 by Dr. Edward Bradford, a planter from Enfield, North Carolina.

Supporting paragraphs: Will Dockery Dockery Plantation
Answer: Will Dockery