Yes, it's true, I thought I don't need to add a description for this "building". I thought it can be only a marker for the reforms. And I've found this: I forgot to add a trigger in the export_descr_advice.txt.
But I don't know what I have to wirte in as trigger, that is compatible whit this script:

script

monitor_event FactionTurnStart FactionIsLocal
and I_TurnNumber = 163
console_command create_building Isurium reform2
console_command create_building Hafnia reform2
console_command create_building Vicus_Aestii reform2
console_command create_building Vicus_Fenni reform2
console_command create_building Campus_Siracae reform2
console_command create_building Campus_Alanni reform2
console_command create_building Emain_Macha reform2
console_command create_building Campus_Roxolani reform2
console_command create_building Deva reform2
console_command create_building Rugium reform2
console_command create_building Vicus_Neuri reform2
console_command create_building Camulodunum reform2
console_command create_building Phabiranum reform2
console_command create_building Teutoburgum reform2
console_command create_building Carrodunum reform2
console_command create_building Samarobriva reform2
.
.
.
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end_Script