78. In 2015, Jim’s will established a trust for his son Kevin and his grandsons. In 2025, a taxable termination occurred when Kevin died, and trust assets were distributed to grandsons Mark and John. Jim’s executor allocated $1,500,000 of his exemption to the trust, which had a value of $6,500,000 at that time. When the taxable termination occurred in 2025, trust assets had a value of $9,000,000. State death taxes attributable to trust property were $500,000. What is the generation-skipping transfer tax due on the taxable termination?