What would a < b < c look like in snobol/spitbol, precursor to Icon.

Maybe something like

    lt(a,b) lt(b,c) ...
   end

where ... is optional rest of statement that only gets executed if a < b < c.

Or ... might be a statement on a new line

    lt(a,b) lt(b,c) :s(d)f(end)
   d ...
   end