Add v3 split: 67 rows (remove 7 prompts, fix train-7)

Restore v1 split (99 rows, full dataset)

Update v2: 74 rows - delete templates, fix subjects (Ming hanfu, Corgi, Border Collie, etc.)

Update v2: remove seeddream-only rows (78 total)

Remove old v1 jiayu parquet

Add v2 split (91 rows, no-GT removed)

update new data

Add jiayu subset (103 rows: train+gpt+gpt2+gpt3+seeddream)