mmsegmentation/configs/nonlocal_net/nonlocal_r50-d8_512x1024_40k_cityscapes.py

_base_ = [
    '../_base_/models/nonlocal_r50-d8.py', '../_base_/datasets/cityscapes.py',
    '../_base_/default_runtime.py', '../_base_/schedules/schedule_40k.py'
]