--><!--
--><!-- show era if necessary
-->{{#ifeq: {{{showera|}}}|yes|{{#ifeq: {{{showcaptions|yes}}}|yes|''Era:'' |}}{{{field|{{{property|}}} Era|input type=dropdown|}}{{#var:varMandatoryYear}}}}}|}}<!-- --><!--
--><!-- build the regular expression for the year field
-->{{#if: {{#var: varMandatoryYear}}<!--