Given the question: Information:  - A video game is an electronic game that involves human or animal interaction with a user interface to generate visual feedback on a video device such as a TV screen or computer monitor. The word "video" in "video game" traditionally referred to a raster display device, but as of the 2000s, it implies any type of display device that can produce two- or three-dimensional images. Some theorists categorize video games as an art form, but this designation is controversial.  - Warmonger : Operation Downtown Destruction is a first - person shooter video game developed by NetDevil that uses the Nvidia PhysX engine . It was available as a paid download from the official site and from Nvidia via their free GeForce Power Pack download .  - Netdevil, Inc. (stylized as NetDevil) was an American developer of massively multiplayer online games in Louisville, Colorado and owned by Gazillion Entertainment.  - The City of Louisville is a Home Rule Municipality in Boulder County, Colorado, United States. The city population was 18,376 at the 2010 United States Census. Louisville began as a rough mining community in 1877, suffered through a period of extraordinary labor violence early in the 20th century, and then, when the mines closed in the 1950s, made a transition to a suburban residential community. According to CNN/Money and "Money" magazine's list of the 100 best places to live in the United States, Louisville was placed third in 2007, first in 2009 and 2011, and second in 2013.  - IMAGE (from Imager for Magnetopause-to-Aurora Global Exploration), or Explorer 78, was a NASA MIDEX mission that studied the global response of the Earth's magnetosphere to changes in the solar wind. It was launched March 25, 2000 by a Delta II rocket from Vandenberg AFB and ceased operations in December 2005.    Given the information, choose the subject and object entities that have the relation of 'publication date'.
The answer is:
warmonger: operation downtown destruction , 2007