predicate alignment

Canonical: `ex:date`

Predicates from the live registry whose trigram similarity to ex:date is ≥ 0.55. Selecting an alias rewrites every live statement using it so it uses the canonical predicate instead, and files a closeMatch fact under ctx:user/merges.

tighter (0.45) · looser-only (0.70)

Predicate	Similarity	Live statements
`ex:end_date`	0.727	36
`ex:date_by`	0.727	4
`ex:date_end`	0.727	4
`ex:due_date`	0.727	2
`ex:end date`	0.727	2
`ex:dates`	0.700	193
`ex:dated`	0.700	32
`ex:died_date`	0.667	6
`ex:not_date`	0.667	4
`ex:note_date`	0.667	4
`ex:run_date`	0.667	2
`ex:date_run`	0.667	2
`ex:GED_date`	0.667	2
`ex:pre_date`	0.667	2
`ex:update_date`	0.667	2
`ex:has_Date`	0.667	1
`ex:datedAt`	0.636	2
`ex:dateOf`	0.636	1
`date`	0.625	2,172
`:date`	0.625	1
`ex:death_date`	0.615	8,182
`ex:entry_date`	0.615	142
`ex:death date`	0.615	92
`ex:left_date`	0.615	86
`ex:event_date`	0.615	72
`ex:date_entry`	0.615	42
`ex:sent_date`	0.615	30
`ex:date_span`	0.615	22
`ex:born_date`	0.615	20
`ex:move_date`	0.615	14
`ex:role/date`	0.615	12
`ex:date_left`	0.615	6
`ex:date_sent`	0.615	4
`ex:date_from`	0.615	4
`ex:as_at_date`	0.615	2
`ex:post_date`	0.615	2
`ex:date_time`	0.615	2
`ex:date_year`	0.615	2
`ex:date_made`	0.615	2
`ex:test_date`	0.615	2
`ex:quote_date`	0.615	2
`ex:swim_date`	0.615	2
`ex:sick_date`	0.615	2
`ex:sale_date`	0.615	2
`ex:exdate`	0.600	2
`ex:dueDate`	0.583	1
`ex:dateSet`	0.583	1
`ex:datedOn`	0.583	1
`ex:datesto`	0.583	1
`ex:birth_date`	0.571	13,837
`ex:date_range`	0.571	2,260
`ex:date range`	0.571	110
`ex:birth date`	0.571	84
`ex:start_date`	0.571	52
`ex:photo_date`	0.571	32
`ex:issue_date`	0.571	30
`ex:cured_date`	0.571	24
`ex:other_date`	0.571	14
`ex:court_date`	0.571	14
`ex:award_date`	0.571	12

Canonical: ex:date

Canonical: `ex:date`