Sentence examples for chessboard system from inspiring English sources

A simplified chessboard system was adopted to determine 21 vaccine-related serotypes or serogroups.

Non-vaccine-related serotypes or serogroups (not included in the simplified chessboard system) were reported as non-typable.

The chessboard grid system hints at the Halford Mackinder world of latitudes and longitudes able to be mastered by the steamship and Maxim guns.

And in the chessboard that is the subway system, where any move necessitates a dozen more, the scramble began.

For transit officials, the system turns into an elaborate chessboard.

For half a century, big missile submarines, known as boomers, have been arguably the most decisive weapon systems in modern warfare – the queen on the strategic chessboard – because of their capacity to remain unseen until the critical moment, unleashing enormous destructive force without warning.

And in response to Obama's threats against any Syrian targeting of U.S. aircraft (President Obama threatened to take out Syria's air defense system in retaliation), Russia has moved its own piece on the chessboard, precisely to checkmate Obama.

Bobby Fischer at the chessboard.

"Love the exposed chessboard".

Someone else contributed a chessboard.

Actually, forget the chessboard bit.