#tag#tag/subhas:tagpoints with a tag (nested ok; #tag also matches #tag/sub, states like #todo count); has:tag matches any tag at all
is:todois:doneis:noteopen / finished / noted
is:failingis:passingpoints whose check constraint fails / passes (the lint filter)
is:scheduledis:unscheduledhas a date / has no date
is:overduepast its deadline and not done (due, or start if no due)
is:leafis:parentis:collapsedis:expandedstructure and fold state
is:pillis:randomhas:dicecarries a pill / a re-rollable one; has: also takes math est grammar markov var seq
has:childrenhas:footnotehas sub-points / a footnote
has:linkhas:backlinkis:brokencontains a link / is linked to (this document) / has a broken link
due:todaydue:overduestart:<datedated points; use YYYY-MM-DD or today±N
due:weekdue:monthdue within the next 7 / 30 days (also start:week/month)
-termexclude matches
"a b"exact phrase; terms combine with AND
a | beither side matches (OR); spaces around the pipe, AND binds tighter
has:keykey:valueproperty filters, like has:owner or owner:zeo; quote a spaced value: area:"Home Reno"
key:>Nkey:<=Nnumeric property compare, like cost:>100 or score:<=3.5
state:valuevar:namesequence status (state:waiting); the point that declares a variable (var:strength)
priority:Ato-do priority, like priority:a or priority:b
{query: is:todo}a live embedded list of matching points (@ Query, or type it inline)
/querybasea live grid of matching points: title, properties, or a per-point formula as columns