Template:Rnd/a
This is Script error: No such module "Tlg".'s second step taking input from the main page with the following code.
{{formatnum:{{rnd/a|{{#expr:({{{1}}})round({{{2}}})}}|{{{2}}}}}}}
{{rnd/c{{rnd/b|abs{{{1}}}|{{{1}}}|{{{2}}}}}|{{{1}}}|{{{2}}}}}
It calls Script error: No such module "Tlg". which crunches out a code to determine which of the Script error: No such module "Tlg". subtemplates to go to next.
{{#expr:2*(2+(2-({{{1}}}<10^9)*(2-({{{1}}}/10^5round0={{{1}}}/10^5)))*({{{1}}}>=10^5)-({{{1}}}<0.0001))*(({{{2}}}>0)-({{{2}}}<0))+({{{3}}}>0)}}