It was in 2020, there was only one climb into the northern trunk, as well as into the ventilation of the auxiliary room. According to reviews from wikimedia, there are already photos of the trap
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Константин Дощинский
Level 10 Local Expert
April 10
We rolled down and looked at it,
It is better to go with the guys who go down on insurance, so there is almost nothing to see, all the passages are filled in, one narrow hole remains,
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Полина Ж.
Level 5 Local Expert
July 3
They did not find a passage, there was a small gap, but they fell high, either with a rope or with a shovel