```
$adb = "C:\Users\david\AppData\Local\Android\Sdk\platform-tools\adb.exe"
1..9 | ForEach-Object {
    $n = "{0:D3}" -f $_
    $name = "Rhythmology_$n.json"
    $args = @(
        "exec-out", "run-as", "at.lockstep.player", "cat",
        "files/beat_annotations/$name"
    )
    Start-Process -FilePath $adb -ArgumentList $args `
        -NoNewWindow -Wait -RedirectStandardOutput $name
}
```