@OP: Not everyone on this website is responsible for this error. You should report this error to the staff.
To do this, click "Help" in the upper-right corner of the webpage, located between your username and "Logout." Then, click Contact Support in the lower left of the page. The department that would most effectively help you is probably Site Feedback & Suggestions. From there, fill out and submit the support ticket.
Could you please give us the link to the problematic lesson? I'm curious about it and would like to try it out to see what it's doing.
Hi to everyone,
There is a mistake in lesson 'Time control woes' course 'Schockers". After gxh3 Qxg1+ how the hell the queen goes to h3 recapturing the queen.Stop posting courses with errors or I'll unsabcribe from your service.
Eduard.