The Primogyn set up Kadyrov's man to the Ukrainians? Delimchanov's mysterious disappearance

Adam Delimchanov, Ramzan Kadyrov's closest associate, politician of Chechnya, disappeared in Ukraine. Russian propagandists stated that Delimchanov had been injured, but he is alive – Ukrainians that he was "eliminated". What do we know about the sensational circumstances of Delimchanov's disappearance?