Official rule text
93.6 When a player receives a commodity token from another “Trade” strategy card, the active player resolves the following player, the player who received that token places it in their effects in order: trade good area with the trade good side of the token faceup.
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Source: Twilight Imperium: Fourth Edition - Living Rules Reference: Prophecy of Kings
Expansion: Prophecy of Kings
Version: 2.0
Reference: Rule 93.6