The robotic was reportedly confused by the seven-year-old's fast actions and grabbed his finger in response.
CCTV footage printed by Telegram channel Baza has captured the second, the robotic grabs the kid's finger, earlier than 4 adults close by stepped in.
In keeping with Russian media retailers, the incident passed off final week.
President of the Moscow Chess Federation Sergey Lazarev advised TASS that the robotic broke the kid's finger.
"This, after all, is dangerous," he stated.
Lazarev stated the robotic was rented by officers and had performed many earlier exhibitions with none incident.
"Apparently, the operators missed it," he stated.
"The kid made a transfer, and after that we have to give time for the robotic to reply, however the boy hurried, the robotic grabbed him. We've nothing to do with the robotic."
The kid nonetheless continued the take part within the event, Lazarev stated.
"The kid performed the very subsequent day, completed the event in a solid, and the volunteers helped to document the strikes," he stated.