Man pages matching name urxvt-block-graphics-to-ascii in section 1:

urxvt-block-graphics-to-ascii.1.en	debian 10 / rxvt-unicode
urxvt-block-graphics-to-ascii.1.en	debian 11 / rxvt-unicode
urxvt-block-graphics-to-ascii.1.en	debian 12 / rxvt-unicode