🌱 Create subtree topics

Create this subtree and discuss basic structure.

Related issues:

Related Changes

(01.04) Init tag timeline to root
(14.04, TAG ITERATION A-Z) Init tag topics to problem types
(14.04, TAG ITERATION A-Z) Append language from problem types to topics
(14.04, TAG ITERATION A-Z) Append physics from problem types to topics
(14.04, TAG ITERATION A-Z) Move timeline from root to topics
(14.04, TAG ITERATION A-Z) Rename timeline to critical time elements events
(15.04, TREE ITERATION I) Add new tag rhythm or music to topics
(15.04, TREE ITERATION I) Add new tag combos to topics
(15.04, TREE ITERATION I) Appended contradiction from reasoning to topics
(15.04, TREE ITERATION I) Rename critical time elements events to top: time
(15.04, TREE ITERATION I) Add new tag intense roleplaying to topics
(15.04, TREE ITERATION I) Appended subversion: storytelling from contradiction to topics
(15.04, TREE ITERATION I) Appended subversion: gamemechanic from contradiction to topics
(15.04, TREE ITERATION II) Appended accusation tree from problem types to topics
(15.04, TREE ITERATION II) Add new tag competition to topics
(15.04, TREE ITERATION II) Appended detective work from problem types to topics