SimplePuzzle: Columns shortcode

Two columns

[column width="half" position="first"]Column text...[/column]
[column width="half" position="last"]Column text...[/column]

Three columns

[column width="one-third" position="first"]Column text...[/column]
[column width="one-third"]Column text...[/column]
[column width="one-third" position="last"]Column text...[/column]

Fourth columns

[column width="one-fourth" position="first"]Column text...[/column]
[column width="one-fourth"]Column text...[/column]
[column width="one-fourth"]Column text...[/column]
[column width="one-fourth" position="last"]Column text...[/column]