Tall grass replaces 2 × 2 dark oak trees during world generation
How to reproduce
Seed: 5384881648447775625 Coordinates: /execute in minecraft:overworld run tp @s -892.26 63.00 44752.79 246.15 26.25
Seed: -6178286686098098179 Coordinates: /execute in minecraft:overworld run tp @p 791 64 -1385 180 0
Seed: 5899314674982246718 Coordinates: /execute in minecraft:overworld run tp @s 65578.83 69.00 1373.39 231.15 28.25