chess.6

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· 6 代码 · 共 24 行

.TH chess 6 VAX "" Unsupported
.SH Name
chess \- the game of chess
.SH Syntax
.B /usr/games/chess
.SH Description
.NXR "chess game"
The
.PN chess
computer program plays class D chess.
Moves may be given either in standard (descriptive) notation
or in algebraic notation.
The symbol `+' is used to specify check; `o-o' and `o-o-o' specify castling.
To play black, type `first'; to print the board, type an empty line.
.PP
Each move is echoed in the appropriate notation followed by the program's reply.
.SH Restrictions
Pawns may be promoted only to queens.
.SH Diagnostics
The most cryptic diagnostic is `eh?' which
means that the input was syntactically incorrect.
.SH Files
/usr/lib/chess		binary image to run in compatibility mode