When we are not logged in we see this arrow after instead of always visible.
If you click on that arrow you will be able to copy to clipboard.

[Event "Puzzle #6brwa from game YzPwusFX"]
[Site "https://lichess.org/training/6brwa"]
[FEN "8/2p5/p1k1p1p1/2P1K2p/P4P1P/8/5P2/8 b - - 2 30"]
[SetUp "1"]
[Themes "pawnEndgame, crushing, long, endgame"]
30... Kxc5 31. Kxe6 Kd4 32. Kf6 Ke4 *
From that you can then post it in the analysis forum, so that moderators have to filter what others said or you can post it somewhere else for better assistance.
https://lichess.org/analysis/standard/8/2p5/p1k1p1p1/2P1K2p/P4P1P/8/5P2/8_b_-_-_2_30
Black is winning because the White king is cut off. After 32... Ke4, Black targets the f4 pawn. If White plays 33. Kg5, then 33... Kxf4 creates a decisive passed h-pawn. White cannot defend f4 and stop the queenside pawns simultaneously, leading to an inevitable promotion for Black.
When we are not logged in we see this arrow after instead of always visible.
If you click on that arrow you will be able to copy to clipboard.

[Event "Puzzle #6brwa from game YzPwusFX"]
[Site "https://lichess.org/training/6brwa"]
[FEN "8/2p5/p1k1p1p1/2P1K2p/P4P1P/8/5P2/8 b - - 2 30"]
[SetUp "1"]
[Themes "pawnEndgame, crushing, long, endgame"]
30... Kxc5 31. Kxe6 Kd4 32. Kf6 Ke4 *
From that you can then post it in the analysis forum, so that moderators have to filter what others said or you can post it somewhere else for better assistance.
https://lichess.org/analysis/standard/8/2p5/p1k1p1p1/2P1K2p/P4P1P/8/5P2/8_b_-_-_2_30
Black is winning because the White king is cut off. After 32... Ke4, Black targets the f4 pawn. If White plays 33. Kg5, then 33... Kxf4 creates a decisive passed h-pawn. White cannot defend f4 and stop the queenside pawns simultaneously, leading to an inevitable promotion for Black.