Banana/scientia

Banana ca57c51822 edit by id. Work in progress		пре 1 месец
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structure-add.d2	98ed531f57 online first. offline and sync later	пре 2 месеци
structure-edit.d2	ca57c51822 edit by id. Work in progress	пре 1 месец
structure-main.d2	98ed531f57 online first. offline and sync later	пре 2 месеци