{{#ifeq:{{#var:yearIsNumeric}}|1|{{#ifeq:{{#var:birthdatelength}}|4||{{#vardefine:birthday|{{#sub:{{#var:birthdate}}|0|{{#expr:{{#var:birthdatelength}}-4}}}}}}}}}}
{{#ifeq:{{#var:yearIsNumeric}}|0|{{#vardefine:birthday|{{#var:birthdate}}}}}}
{{#ifeq:{{#var:birthdatelength}}|0||{{#ifeq:{{#len:{{#var:birthday}}}}|0||[[Category:{{#var:birthday}} को जन्म]]}}{{#ifeq:{{#var:yearIsNumeric}}|1|{{#vardefine:decadeStart|{{#expr:{{#var:birthyear}} - ({{#expr:{{#expr:{{#var:birthyear}} mod 10}}}})}}}}{{#vardefine:decadeEnd|{{#expr:{{#var:birthyear}} + ({{#expr:{{#expr:9 - ({{#var:birthyear}} mod 10)}}}})}}}}[[Category:{{#var:birthyear}} में जन्म]]}}}}[[Category:दशक {{#var:decadeStart}}-{{#var:decadeEnd}}]]