libespeak-ng-libespeak1 1.50+dfsg-6 (riscv64 binary) in ubuntu focal

 eSpeak NG is a software speech synthesizer for English, and some other
 languages.
 .
 This package contains compatibility links that makes it a drop-in replacement
 for the libespeak1 package. Installing this package thus allows one to make
 applications linked against libespeak1 use eSpeak NG without any modification
 or rebuild.