Piggyback on someone else's sale.
The previous lot, a similar case of Rothschild, went for $18,000 to a very determined buyer. Zenko guessed that the Rothschild buyer would be tapped out after that splurge, and taking note of the skyrocketing prices for these wines, bid on the next, very similar lot. It was a split-second decision, but it paid off: Zenko was able to nab the lot at a steep discount.