Question: who won the 1st battle of bull run
[{'answer': 'Confederate victory', 'provenance': [{'wikipedia_id': '228867', 'title': 'First Battle of Bull Run', 'start_paragraph_id': 1, 'start_character': 207, 'end_paragraph_id': 1, 'end_character': 226, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Confederate forces', 'provenance': [{'wikipedia_id': '228867', 'title': 'First Battle of Bull Run', 'start_paragraph_id': 1, 'start_character': 123, 'end_paragraph_id': 1, 'end_character': 141, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'answer': 'Confederate', 'provenance': [{'wikipedia_id': '228867', 'title': 'First Battle of Bull Run', 'start_paragraph_id': 1, 'start_character': 123, 'end_paragraph_id': 1, 'end_character': 134, 'bleu_score': 1.0, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '228867', 'title': 'First Battle of Bull Run', 'start_paragraph_id': 1, 'start_character': 17, 'end_paragraph_id': 1, 'end_character': 679, 'bleu_score': 0.9071670544464081, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 550096297875652366}, 'section': 'Section::::Abstract.'}]}, {'provenance': [{'wikipedia_id': '906255', 'title': 'Battle of Cedar Creek', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The Battle of Cedar Creek, or Battle of Belle Grove, fought October 19, 1864, was the culminating battle of the Valley Campaigns of 1864 during the American Civil War. Confederate Lt. Gen. Jubal Early launched a surprise attack against the encamped army of Union Maj. Gen. Philip Sheridan, across Cedar Creek, northeast of Strasburg, Virginia.', "The Battle of Cedar Creek, or Battle of Belle Grove, fought October 19, 1864, was the culminating battle of the Valley Campaigns of 1864 during the American Civil War. Confederate Lt. Gen. Jubal Early launched a surprise attack against the encamped army of Union Maj. Gen. Philip Sheridan, across Cedar Creek, northeast of Strasburg, Virginia. During the morning fighting, seven Union infantry divisions were forced to fall back and lost numerous prisoners and cannons. Early failed to continue his attack north of Middletown, and Sheridan, dramatically riding to the battlefield from Winchester, was able to rally his troops to hold a new defensive line. A Union counterattack that afternoon routed Early's army."]}}]}, {'provenance': [{'wikipedia_id': '228867', 'title': 'First Battle of Bull Run', 'section': 'Section::::Battle.:Noon phase.:Henry House Hill.\n', 'start_paragraph_id': 77, 'end_paragraph_id': 77, 'meta': {'evidence_span': ["To the west, Chinn Ridge had been occupied by Col. Oliver Otis Howard's brigade from Heintzelman's division. But at 4 p.m., two Confederate brigades-Col. Jubal Early's, which had moved from the Confederate right, and Brig. Gen. Edmund Kirby Smith's (commanded by Col. Arnold Elzey after Smith was wounded), which had just arrived from the Shenandoah Valley, moved forward and crushed Howard's brigade. Beauregard ordered his entire line forward, and the Union troops began to panic in retreat.", "To the west, Chinn Ridge had been occupied by Col. Oliver Otis Howard's brigade from Heintzelman's division. But at 4 p.m., two Confederate brigades-Col. Jubal Early's, which had moved from the Confederate right, and Brig. Gen. Edmund Kirby Smith's (commanded by Col. Arnold Elzey after Smith was wounded), which had just arrived from the Shenandoah Valley, moved forward and crushed Howard's brigade"]}}]}, {'provenance': [{'wikipedia_id': '228867', 'title': 'First Battle of Bull Run', 'section': 'Section::::Abstract.', 'start_paragraph_id': 1, 'end_paragraph_id': 1, 'meta': {'evidence_span': ['The First Battle of Bull Run (the name used by Union forces), also known as the First Battle of Manassas (the name used by Confederate forces), was the first major battle of the American Civil War and was a Confederate victory. The battle was fought on July 21, 1861 in Prince William County, Virginia, just north of the city of Manassas and about 25 miles west-southwest of Washington, D.C.', "The First Battle of Bull Run (the name used by Union forces), also known as the First Battle of Manassas (the name used by Confederate forces), was the first major battle of the American Civil War and was a Confederate victory. The battle was fought on July 21, 1861 in Prince William County, Virginia, just north of the city of Manassas and about 25 miles west-southwest of Washington, D.C. The Union's forces were slow in positioning themselves, allowing Confederate reinforcements time to arrive by rail. Each side had about 18,000 poorly trained and poorly led troops in their first battle. It was a Confederate victory, followed by a disorganized retreat of the Union forces."]}}]}]