Event: ZONAL 2.5 ABSOLUTO CHILE 2025
Site: Polideportivo Estadio Nacional, Chile
Date: 2025-03-12
White: Heinichen R., John Derek
WhiteTitle: CM
WhiteElo: 1946
Black: Heinichen R., Juan Uvaldo
BlackTitle: CM
BlackElo: 2123
Result: 1/2-1/2
ECO: B25
Opening: Sicilian Defense: Closed, Botvinnik Defense, with Nge2
Variant: Standard
TimeControl: 90 minutes with 30 seconds increment from move 1

1. e4 { [%eval 0.18] [%clk 1:27:29] } 1... c5 { [%eval 0.25] [%clk 1:30:53] } 2. Nc3 { [%eval 0.26] [%clk 1:27:44] } 2... Nc6 { [%eval 0.16] [%clk 1:30:31] } 3. g3 { [%eval 0.0] [%clk 1:28:05] } 3... g6 { [%eval 0.0] [%clk 1:30:44] } 4. Bg2 { [%eval -0.07] [%clk 1:28:29] } 4... Bg7 { [%eval 0.0] [%clk 1:31:04] } 5. d3 { [%eval -0.03] [%clk 1:28:25] } 5... d6 { [%eval 0.0] [%clk 1:31:25] } 6. Nge2 { [%eval 0.0] [%clk 1:28:23] } 6... e5 { [%eval 0.0] [%clk 1:31:35] } 7. O-O { [%eval -0.06] [%clk 1:28:44] } 7... Nge7 { [%eval -0.05] [%clk 1:31:27] } 8. Be3 { [%eval -0.18] [%clk 1:28:04] } 8... O-O { [%eval -0.2] [%clk 1:31:45] } 9. Qd2 { [%eval -0.31] [%clk 1:28:31] } 9... Nd4 { [%eval -0.32] [%clk 1:31:39] } 10. f4 { [%eval -0.32] [%clk 1:25:48] } 10... Nxe2+ { [%eval 0.1] [%clk 1:27:35] } 11. Qxe2 { [%eval 0.09] [%clk 1:26:09] } 11... exf4 { [%eval 0.0] [%clk 1:27:48] } 12. gxf4 { [%eval 0.01] [%clk 1:26:31] } 12... f5?! { [%eval 0.64] } { Inaccuracy. Re8 was best. } { [%clk 1:26:26] } 1/2-1/2