merge nips 12, 16, 20 and 33 into nip 01 (#703)

Co-authored-by: Viktor Vsk <me@viktorvsk.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/52.md b/52.md
index c601412..846fbf4 100644
--- a/52.md
+++ b/52.md
@@ -6,7 +6,7 @@ Calendar Events
 
 `draft` `optional` `author:tyiu`
 
-This specification defines calendar events representing an occurrence at a specific moment or between moments. These calendar events are replaceable and referenceable per [NIP-33](33.md) and deletable per [NIP-09](09.md).
+This specification defines calendar events representing an occurrence at a specific moment or between moments. These calendar events are _parameterized replaceable_ and deletable per [NIP-09](09.md).
 
 Unlike the term `calendar event` specific to this NIP, the term `event` is used broadly in all the NIPs to describe any Nostr event. The distinction is being made here to discern between the two terms.
 
@@ -139,7 +139,7 @@ A calendar is a collection of calendar events, represented as a custom replaceab
 
 The format uses a custom replaceable list of kind `31924` with a list of tags as described below:
 * `d` (required) calendar name
-* `a` (repeated) reference tag to kind `31922` or `31923` calendar event being responded to per [NIP-33](33.md)
+* `a` (repeated) reference tag to kind `31922` or `31923` calendar event being responded to
 
 ```json
 {
@@ -171,7 +171,7 @@ The format uses a parameterized replaceable event kind `31925`.
 The `.content` of these events is optional and should be a free-form note that adds more context to this calendar event response.
 
 The list of tags are as follows:
-* `a` (required) reference tag to kind `31922` or `31923` calendar event being responded to per [NIP-33](33.md)
+* `a` (required) reference tag to kind `31922` or `31923` calendar event being responded to.
 * `d` (required) universally unique identifier. Generated by the client creating the calendar event RSVP.
 * `L` (required) label namespace of `status` per [NIP-32](32.md)
 * `l` (required) label of `accepted`, `declined`, or `tentative` under the label namespace of `status` per [NIP-32](32.md). Determines attendance status to the referenced calendar event.