Changes
m
check if {{{5}}} is non-empty
{{#ifexpr:{{#if:{{NAMESPACE}}|1|0}}+{{#ifeq:{{{onlyarticles|no}}}|yes|0|1}} |{{#if:{{{3|}}}
|[[Category:{{{1}}} {{{2}}} {{{3}}}]]
{{#ifexist:Category:{{{1}}} {{{2}}} {{{3}}}|
|[[Category:Articles with invalid date parameter in template]]}}
|[[Category:{{#if:{{{5|}}} |{{{5}}} |{{{1}}}} }}]]
}}
{{#if:{{{4|}}}|[[Category:{{{4}}}]]}}
