BillPatch, on 2013-September-30, 09:53, said:
I lead a low heart per agreement. Per David Bird, most Europeans prefer 2nd best from 4 small, most Americans 4th best.
Partner is much more likely to have more spades than hearts and thus a spade lead will slightly more likely give up the location of his potential spade Q. So, a spade lead is riskier. Still not active.
Thank you for the answer. The actual E-W hands at the table didn't give me any clue about the best lead because they didn't really correspond to the bidding.
E-W hands were something like:
(no lead could defeat the contract, but a H lead would have made it most difficult for declarer)