Investor Presentaiton

LEMIGAS PETROLEUM SYSTEM TRAP POTENTIAL ■ Structural trap ■ Stratigraphic trap (Reefal Carbonate and clastic) ■Combination structural/stratigraphic trap NW 205 108 Z.560 Z160 Z270 Z.380 C Z.460 B 4803 2.640 RANTAU FIELD SE S 141 45 40 16 * ** 99 7 104 20 52 Subsea Depth (m 21 20 -100 -200 GOC Z.330 -300 2 400 B --400 Z.460 B Z.380 A TD.414 m TD.596 m TD.468 m2560 Z.400 B -500 TD.408 m Z.480 2.590 10/687 SS 2.590 OWC -600 TD.597 m TD.693 m TD 853.1 m -700 TD.755 m --800 TD.890 m -900 0 1000 m F-1000 TD.1060 m STRUCTURAL TRAP GEUDONDONG FIELD 25A 23 24 16 * * * LOWER KEUTAPANG FM GOC-809 m GOC-806.5 m TD.829.5 m 10/754 SS 0 Impermeable 6 2 OWC TD.868 m TD:884 m TD 8752m TD.880.3 m 1000 m TD 902 2m N Subsea Depth (m) OWC-860 m COMBINATION STRUCTURAL & STRATIGRAPHIC TRAP -800 -900

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