Assertion: hamburger | /r/HasProperty | created
Facets:
Source sentences:
text: Because he didn't like to waste the excess beef from his daily lunch rush, he ground it up, grilled it, and served it between two slices of bread -- and America's first hamburger was created.
text: The hamburger that we know today started being created and sold during the First World War.
text: Some authors question whether the Hamburg America Line was part of this, arguing that the hamburger was created to meet needs that arose amongst immigrants already in the New World.
text: All claims for invention occur between 1885 and 1904, making it probable that the hamburger was created sometime in these two decades.