mkdir coco
cd coco
mkdir images
cd images
wget images.cocodataset.org/zips/train2017.zip
wget images.cocodataset.org/zips/val2017.zip
wget images.cocodataset.org/zips/test2017.zip
wget images.cocodataset.org/zips/unlabeled2017.zip
unzip train2017.zip
unzip val2017.zip
unzip test2017.zip
unzip unlabeled2017.zip
rm train2017.zip
rm val2017.zip
rm test2017.zip
rm unlabeled2017.zip
cd ../
wget images.cocodataset.org/annotations/annotations_trainval2017.zip
wget images.cocodataset.org/annotations/stuff_annotations_trainval2017.zip
wget images.cocodataset.org/annotations/image_info_test2017.zip
wget images.cocodataset.org/annotations/image_info_unlabeled2017.zip
unzip annotations_trainval2017.zip
unzip stuff_annotations_trainval2017.zip
unzip image_info_test2017.zip
unzip image_info_unlabeled2017.zip
rm annotations_trainval2017.zip
rm stuff_annotations_trainval2017.zip
rm image_info_unlabeled2017.zip