User:©TriMoon™/Sandbox

Separation of: Code-Data
See this thread for my suggestion. />For example-use using &lt;inputbox&gt;&lt;/inputbox&gt;, see the data page.
 * Code templates intended to be protected from regular editors.
 * /Code/xxx are meant to set Variables using Template-arguments.
 * User:©TriMoon™/Code/Locodata
 * User:©TriMoon™/Code/Wagondata
 * /Code/Info/xxx are meant to generate visual output using Template-arguments.
 * User:©TriMoon™/Code/Info/Locodata
 * User:©TriMoon™/Code/Info/Wagondata
 * User:©TriMoon™/Code/Info/Calculated
 * /Code/xxx/Info are meant to be called using subst: or safesubst: to set Template-arguments for /Code/Info/xxx using Variables.
 * User:©TriMoon™/Code/Locodata/Info
 * User:©TriMoon™/Code/Wagondata/Info
 * User:©TriMoon™/Code/CalculatedInfo
 * /Code/preload-xxx are meant to be used as the preload-page for aided-creation of new pages under /Data/xxx<br
 * User:©TriMoon™/Data/preload-loco
 * User:©TriMoon™/Data/preload-wagon
 * Data templates intended to be adjusted by trusted editors.
 * /Data/Loco/xxx are meant to set Variables for individual Locomotives using /Code/Locodata
 * /Data/Wagon/xxx are meant to set Variables for individual using /Code/Wagondata
 * User:©TriMoon™/Presentation
 * User:©TriMoon™/Presentation/Info/Locodata
 * User:©TriMoon™/Presentation/Info/Wagondata
 * User:©TriMoon™/Presentation/Info/Calculated

Examples
User:©TriMoon™/Sandbox/test1|1 User:©TriMoon™/Sandbox/test2|2 User:©TriMoon™/Sandbox/test3|3 User:©TriMoon™/Sandbox/test4|4

MathML test
$$\overset{\#}{\ge2} \right \right \rbrace$$