Post-script
Yes, I know nostr:nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpq7q4accvk0ckcxadxkp73z2v6as7s5mj2kng947dlm9den70fe32s3pv25x and I like it, but it handles this no better than Trainline or SNCF Connect
Kombo manages to do even worse, finding no results *at all*