These are generalizations of <N> Steps at a Time. On Cross
<N> Steps at a Time, the first <N> people Trail Off instead
of Peeling Off, and then Bend the Line, while the others move forward,
Trade, and Roll. In Criss Cross <N> Steps at a Time, in addition
the first <N> people Trailing Off, the others cross as they come
in to the middle, Trade with their opposite hand, and Roll.