Link the Chinese DocEE-zh counterpart and clarify split provenance

Link the Chinese DocEE-zh counterpart and clarify split provenance

Explain hard/soft event schema design and add a complete earthquake example

Rename title to event_trigger and document its meaning

Remove per-record schema field and update dataset documentation

Deduplicate argument texts per document and role; simplify dataset overview

Expand English dataset overview and add verified DocEE citation

Update usage example for DocEE repository name

Add cleaned DocEE normal setting with complete argument schemas

initial commit