the second row, and so on.
\b You can configure whether the orientation of tiles matters. If
-you ask for an orientable puzzle, each tile will have a yellow bar
-along the side that should be at the top, and a green bar along the
-side that should be at the bottom. To remind you of which way round
-things go, there will be coloured bars by the sides of the grid.
-Line up matching colours horizontally to complete the puzzle.
+you ask for an orientable puzzle, each tile will have a triangle
+drawn in it. All the triangles must be pointing upwards to complete
+the puzzle.
\C{rectangles} \i{Rectangles}