There were an almost inordinary number of interesting lead problems in Turkey. Some were solved to satisfaction, some were not. We got the majority right but leads are a tricky business. Here's one of the easier. You have:
The auction goes:
What's your choice?
It's often correct to attack dummys first suit in these sort of auctions as you know declarer is short (no preference). I led the queen of hearts and hit the jackpot.
That's a way to keep partner happy ;-)
At least two players I know of (Bertheau & Martens) led a low H from the other hand after 1D-1H;1S-3N. Not so against teammates in our match after same auction.
I don't like that auction even if practical bidding surprisingly often, at the table, gets better results than a scientific, explorative approach. Against us North should have jumped to 5D over 3N as the stiff H was pinpointed.
When you're going scientific, don't forget to think.