This game is incomplete. All paths eventually lead to UNDEF'D STATEMENT ERROR. (The game is not broken, from the BASIC listing we can see that there are lines above 1000 coded, but the main game content stops around line 300. The author must have run out of motivation or ideas.)
The only puzzle that can be solved is giving the wine to the people in the stone house. Here's the most "complete" solution.
1, 1, 2, 2, 3, 3, 4, 3, 5, 3 1, 3, 2, 2, 1, 1, 1 1, 1 |