Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
The Doctor entrusts Ian with the key
S1E26
·
The Keys of Marinus
To
Yartek’s Key Demand and Ian’s Deception
S1E26
·
The Keys of Marinus
Why These Connect
The narrative assertion
"The Doctor entrusting the key to Ian leads directly to Ian and Susan's encounter with Yartek who is disguised as Arbitan, driving Yartek to demand the key from Ian and Susan."
About Causal Connections
A directly causes B. The first event sets forces in motion that produce the second. These are the load-bearing connections of plot--remove one and the story structure collapses.
Related Connections
Callback
→ Autloc Reveals Barbara’s Divine Status
Causal
→ Doctor scolds Barbara’s reckless intervention
Character Continuity
→ Ian admires the platform’s grandeur
Character Continuity
→ Tlotoxl installs Ian as rival commander
Character Continuity
→ Ian accepts Aztec command despite Doctor’s …
Character Continuity
→ Barbara claims priestly authority through discovery
Thematic Parallel
→ Autloc Reveals Barbara’s Divine Status
Causal
← Polo returns the TARDIS to the …
Character Continuity
← Polo Arrests Ian Despite Warning
Foreshadowing
← Polo Arrests Ian Despite Warning
Thematic Parallel
← Doctor Reveals Past Ties to Eprin
Thematic Parallel
← Doctor exposes Ayden’s betrayal in court
Thematic Parallel
← Susan forces Ayden’s murder confession