SpeedIF 1 (1998-10-02) [4c] [Baf's]
The solution below is by David Welbourn and is based on the specified release or version of the game. See also the SpeedIF pages at FourCoffees and Baf’s Guide.
>x coffin. x Rowena. x flask. open coffin. x Ligeia. x Rowena.
>kiss Ligeia. kiss Rowena. ask Rowena about Ligeia.
>Rowena, give flask to me. x flask. give flask to Ligeia. z.z.z.