The arrow keys will move a tile adjacent to the space in the direction
indicated (moving the space in the \e{opposite} direction).
+Pressing \q{h} will make a suggested move. Pressing \q{h} enough
+times will solve the game, but it may scramble your progress while
+doing so.
+
(All the actions described in \k{common-actions} are also available.)
\H{fifteen-params} \I{parameters, for Fifteen}Fifteen parameters