You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "What  battle of the Civil War involved the largest number of casualties of the entire war and is often described as the war's turning point, Second Battle of Bull Run or Battle of Gettysburg?" whose answer is Battle of Gettysburg.
Each document should contain about 30 words, and these documents should contain useful information.

Query: casualties of the Battle of Gettysburg
Useful Output:

Doc 1: 163,829 Total · 165,000 Total · 170,000+ soldiers fought · 172,000+ soldiers fought · 28,063 Total Confederate casualties · 51,112 Total casualties.
Doc 2:  casualties PER DAY of any US war in history (599 per day). The Battle of Gettysburg lasted 3 days with an average of 17,037 casualties PER DAY! In
Doc 3: Jennie Wade (r.) was the only civilian killed during the Battle. (Gettysburg National Military Park). On May 21, 1843
Doc 4: Main articles: Gettysburg campaign; Battle of Gettysburg; Battle of  Military Institute produced 11 and all were casualties—six killed, five wounded.
Doc 5: In three days, total casualties rose to over 6,000 dead and more than 45,000 wounded and missing—the largest number for any Civil War battle. 3 of 7.