Games pass 4 of 50 done.
```
{"ok": true, "pass": 4, "kind": "games", "per_opponent": {"strong": {"games": 128, "score": 0.5390625, "wins": 69, "losses": 59, "score_as_black": 0.5625, "score_as_white": 0.515625, "mean_margin": 16.9296875, "mean_length": 98.640625, "stones_captured_per_game": 18.7265625, "stones_lost_per_game": 10.90625, "network_passes_per_game": 1.65625, "all_player_passes_per_game": 3.6875, "games_with_network_pass_before_move_60": 0, "games_with_any_pass_before_move_60": 1, "end_repetition": 17, "end_two_passes": 111, "end_move_limit": 0}}, "files": "/work/pass_4/"}
```