Some assets utilize copyrighted material, the use of which is hereby
acknowledged.

music/minstrel
    The OGG files are conversions (via timidity) of Markus Brenner's MIDI
    files.

    Copyright: MIDI files (C) 1998 by Markus Brenner (Minstrel Dragon)
    Download:  http://markus.brenner.de/ultima/binary/u4-midi.zip

sound/stone_falling.ogg
    Copyright: Wav file (C) 2020 by bolkmar
    License:   CC BY 3.0
    Download:  https://freesound.org/people/bolkmar/sounds/539178/
