thorvald, on 2022-August-17, 05:13, said:
I know that using double dummy analysis declarer will always find ♥Q, so this might be one of the situations where all plays are losing, so it really doesn't matter.
That's exactly what's happening here.
When I get it to simulate from 100 hands, virtually all of them give South a normal 16-17 point hand, and concludes that every card is identical.
Three or four of the 100 it assumes South psyched, and that's what primarily breaks the ties. It comes up with different leads every time I try as a result; once it led a heart because one of the psychs was:
and a heart was the only continuation double dummy says would defeat the contract.