What if Kazakhstan's overproduction provokes a Saudi backlash?
Tengiz expansion pushing Kazakhstan far above quota provokes a Saudi punishment-barrel response, flooding the market; short Brent and long the contango are the trades. Rhymes with the Mar-2020 episode where Saudi opened the taps to discipline an over-producing partner, collapsing prices. Transmission: Kazakh CPC barrels flow via Russia's Black Sea coast to Med/European buyers, so the extra supply lands in an already-soft Atlantic basin; forward angle: with Saudi spare capacity ample and patience thin in 2026, a Tengiz-driven quota bust is a credible trigger for a renewed share war rather than a contained spat.
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The butterfly cascade
How this trigger trickles across markets, left → right — the root shock, its first‑order moves, then the ripple effects. Drag any node; tap a market for its real price history.
Resolution timeline — how this probability is moving
Our model's odds (electric blue) over time vs the market's (Polymarket, amber), from the past toward the 0–6 months horizon. Each dot is a real macro event that nudged the probability — green pushed it up, red pushed it down. Tap a dot for the source. Loading the probability audit trail…
What it would mean
If this plays out, it is a risk-on shock. Tengiz expansion pushes Kazakhstan far above quota, triggering a Saudi punishment-barrel response. The trigger decomposes into signed root‑shocks — Oil supply risk ▼ — which propagate through our causal graph to the markets below.