Is this bug?

See screenshot 1: pp.userapi.com/c841522/v841522154/38ead/3NR38Cp0r2Y.jpg
And see screenshot 2: pp.userapi.com/c841522/v841522154/38eb5/RYddr1ILkKw.jpg

The opponent ate me at a pawn d4->e4 ??? how???

The pawn not eat a horizontal, is not it?

lichess.org/video/GMgIKo2GM6M
I understand. It's rules.
It's not bug. Thanks. :))

This topic has been archived and can no longer be replied to.