editors & articles_count with contributions >= 2048 bytes

SQL

WITH
cat_filter AS (
  SELECT rev_id, rev_actor
  FROM categorylinks
  INNER JOIN revision ON cl_from = rev_page
  WHERE cl_to = "Images_from_Wiki_Loves_Earth_2020_in_Bolivia" AND cl_type = "file" AND rev_parent_id = 0),

newuser_filter AS (
  SELECT DISTINCT actor_user, actor_id
  FROM cat_filter
  INNER JOIN actor ON actor_id = rev_actor AND rev_actor IS NOT NULL
  INNER JOIN user ON actor_user = user_id AND user_id IS NOT NULL
  WHERE user_registration BETWEEN "20200615000000" and "20200731235959" AND user_name NOT LIKE '%Bot%'),
  
edit_filter AS (
  SELECT user_name, user_registration, user_id, rev_timestamp, rev_id
  FROM newuser_filter
  LEFT JOIN user ON actor_user = user_id
  LEFT JOIN revision ON actor_id = rev_actor AND rev_actor IS NOT NULL),
  
month_filter AS (
  	SELECT user_name, YEAR(user_registration) AS year, COUNT(rev_timestamp), user_registration
	FROM edit_filter
	GROUP BY user_name)

SELECT user_name, year AS cohort
FROM month_filter
SQL

Checking query status...
