Causal
strong strength
Narrative Connection
How these two moments in the story relate
From
Companions break shackles and plot escape
S12E18
·
Revenge of the Cybermen Part 2
To
Sarah and Harry break free and vanish
S12E18
·
Revenge of the Cybermen Part 2
Why These Connect
The narrative assertion
"Sarah devises a plan using a stalagmite to lever the gold shackles, leading directly to their successful liberation—a critical cause-and-effect chain of ingenuity and persistence."
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.