The Buried Citadel
Adventure game by Sean Conway
Published in Games Computing, Mar 1985
For the Commodore VIC-20 (16K)

Synopsis:
There is a secret network of rooms beneath an ancient castle. You must find a way in, recover the treasure, and escape.

Walkthrough:
n, get rope, w, get torch, e, s, w, get matches, e, s, s, get glass, n (you fall through the floor), light torch, drop matches, look (you have landed in a passageway), w, get planks, e, s, w, open gate, w, make bridge (use the rope & planks to build a bridge over the chasm), e, e, n, e, s, s, w, w, get parchment, read parchment (a rhyme that mentions "fruit-cake at the door"), drop parchment, drop glass, get oars, e, e, n, n, w, s, w, w, w, w, n, read inscription ("I hope you are having fun"), say fruit-cake (the door vanishes), n, w, w, w, get bullets, e, s, s, open chest, get rifle, get key, n, n, e, e, s, s, s, s, shoot rodent, drop rifle, w, w, get shovel, e, e, s, s, get saw, n, w, w, w, s, dig rubble (you make a tunnel), drop shovel, n, e, e, get wood, w, w, s, e, mend boat (using the saw & wood), drop saw, w, n, e, e, e, n, n, n, e, get pendant, w, s, w, wave pendant (the magic wall vanishes), drop pendant, get coins, get jewels, e, s, s, w, w, w, s, get wire, e, row boat, e, e, open door (you use the wire to repair the dumb waiter and escape to freedom)

Credits:
Solved by R.M. Smedley, November 2018.