Grasshopper chess is a
chess variant, in which the pawns are allowed to promote to a
fairy piece, the ''
grasshopper''. The grasshopper (shown as an inverted queen) must hop over other pieces in order to move or capture.
In some variations grasshoppers may also be present on the board in the opening position, in addition to the usual pieces. For example, pawns can be moved forward and grasshoppers put along the second and seventh ranks as shown on the diagram at right. Another possibility is to replace
queens
Queens is a borough of New York City, coextensive with Queens County, in the U.S. state of New York. Located on Long Island, it is the largest New York City borough by area. It is bordered by the borough of Brooklyn at the western tip of Long ...
with grasshoppers in initial position, while pawns can still be promoted to queens.
Grasshoppers are capable of moving as a queen but must jump over a piece and land one spot past the piece that they jump. Pawns are not allowed to go twice for their initial move.
References
External links
Grasshopper chessby
Hans Bodlaender
Hans Leo Bodlaender (born April 21, 1960) is a Dutch computer scientist, a professor of computer science at Utrecht University. Bodlaender is known for his work on graph algorithms and parameterized complexity and in particular for algorithms rela ...
, ''
The Chess Variant Pages
''The Chess Variant Pages'' is a non-commercial website devoted to chess variants. It was created by Hans Bodlaender in 1995. The site is "run by hobbyists for hobbyists" and is "the most wide-ranging and authoritative web site on chess variants" ...
''
Chess variants
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