Petroleum Substances Sold at Less Than Current Market Value. If any Petroleum Substances are sold at less than Current Market Value in any transactions (including those transactions which are not at arm's length or any transactions involving any arrangement from which the Grantor obtains a collateral advantage in consideration of the reduced price), the gross proceeds of the sale of such Petroleum Substances shall, for the purposes of calculating the Overriding Royalty, not be less than the Current Market Value of those Petroleum Substances when produced from the Royalty Lands.
