mscoco_captions_all_categories.txt

$  find . -type d -print0 | while read -d '' -r dir; do files=("$dir"/*); printf "%5d files in directory %s\n" "${#files[@]}" "$dir"; done
   80 files in directory .
   65 files in directory ./scissors
   65 files in directory ./train
   65 files in directory ./orange
   65 files in directory ./vase
   65 files in directory ./bear
   65 files in directory ./handbag
   65 files in directory ./cow
   65 files in directory ./hair drier
   65 files in directory ./kite
   65 files in directory ./toothbrush
   65 files in directory ./bench
   65 files in directory ./fire hydrant
   65 files in directory ./sink
   65 files in directory ./cup
   65 files in directory ./wine glass
   65 files in directory ./giraffe
   65 files in directory ./car
   65 files in directory ./bottle
   65 files in directory ./tv
   65 files in directory ./sandwich
   65 files in directory ./fork
   65 files in directory ./keyboard
   65 files in directory ./donut
   65 files in directory ./cell phone
   65 files in directory ./sheep
   65 files in directory ./horse
   65 files in directory ./elephant
   65 files in directory ./book
   65 files in directory ./bird
   65 files in directory ./toaster
   65 files in directory ./baseball bat
   65 files in directory ./frisbee
   65 files in directory ./person
   65 files in directory ./dog
   65 files in directory ./skis
   65 files in directory ./hot dog
   65 files in directory ./remote
   65 files in directory ./truck
   65 files in directory ./tennis racket
   65 files in directory ./baseball glove
   65 files in directory ./carrot
   65 files in directory ./bus
   65 files in directory ./bowl
   65 files in directory ./laptop
   65 files in directory ./apple
   65 files in directory ./banana
   65 files in directory ./couch
   65 files in directory ./traffic light
   65 files in directory ./cat
   65 files in directory ./toilet
   65 files in directory ./bed
   65 files in directory ./suitcase
   65 files in directory ./oven
   65 files in directory ./broccoli
   65 files in directory ./parking meter
   65 files in directory ./surfboard
   65 files in directory ./teddy bear
   65 files in directory ./backpack
   65 files in directory ./cake
   65 files in directory ./zebra
   65 files in directory ./sports ball
   65 files in directory ./knife
   65 files in directory ./microwave
   65 files in directory ./refrigerator
   65 files in directory ./snowboard
   65 files in directory ./skateboard
   65 files in directory ./clock
   65 files in directory ./stop sign
   65 files in directory ./motorcycle
   65 files in directory ./bicycle
   65 files in directory ./spoon
   65 files in directory ./umbrella
   65 files in directory ./pizza
   65 files in directory ./dining table
   65 files in directory ./potted plant
   65 files in directory ./mouse
   65 files in directory ./chair
   65 files in directory ./airplane
   65 files in directory ./tie
   65 files in directory ./boat