<includeonly>{{#if:{{{2}}}|{{#ifeq: {{ #expr: ({{{1}}} - 1000) > 0}} | 0 | {{ #expr: ({{{1}}}+ 1943)}} | {{{1}}} }}|{{#ifexpr: {{{1|0}}} < 1000 |[[Category:Fix Join Year]]}}{{{1|0}}}}}</includeonly><noinclude>{{doc}}[[Category:convert template]]</noinclude>