text: CREATE TABLE #Codesets (
    codeset_id int NOT NULL,
    concept_id bigint NOT NULL
  )
  ;
  
  INSERT INTO #Codesets (codeset_id, concept_id)
  SELECT 1 as codeset_id, c.concept_id FROM (select distinct I.concept_id FROM
  ( 
    select concept_id from @vocabulary_database_schema.CONCEPT where concept_id in (262,9201)
  UNION  select c.concept_id
    from @vocabulary_database_schema.CONCEPT c
    join @vocabulary_database_schema.CONCEPT_ANCESTOR ca on c.concept_id = ca.descendant_concept_id
    and ca.ancestor_concept_id in (262,9201)
    and c.invalid_reason is null
  
  ) I
  ) C UNION ALL 
  SELECT 2 as codeset_id, c.concept_id FROM (select distinct I.concept_id FROM
  ( 
    select concept_id from @vocabulary_database_schema.CONCEPT where concept_id in (372615,378143,4147498,373189,4190307,379792,4330496,138965)
  UNION  select c.concept_id
    from @vocabulary_database_schema.CONCEPT c
    join @vocabulary_database_schema.CONCEPT_ANCESTOR ca on c.concept_id = ca.descendant_concept_id
    and ca.ancestor_concept_id in (372615,4147498,373189,379792,4330496)
    and c.invalid_reason is null
  
  ) I
  ) C
  ;
  
  with primary_events (event_id, person_id, start_date, end_date, op_start_date, op_end_date, visit_occurrence_id) as
  (
  -- Begin Primary Events
  select P.ordinal as event_id, P.person_id, P.start_date, P.end_date, op_start_date, op_end_date, cast(P.visit_occurrence_id as bigint) as visit_occurrence_id
  FROM
  (
    select E.person_id, E.start_date, E.end_date,
           row_number() OVER (PARTITION BY E.person_id ORDER BY E.sort_date ASC) ordinal,
           OP.observation_period_start_date as op_start_date, OP.observation_period_end_date as op_end_date, cast(E.visit_occurrence_id as bigint) as visit_occurrence_id
    FROM 
    (
    -- Begin Condition Occurrence Criteria
  SELECT C.person_id, C.condition_occurrence_id as event_id, C.condition_start_date as start_date, COALESCE(C.condition_end_date, DATEADD(day,1,C.condition_start_date)) as end_date,
    C.visit_occurrence_id, C.condition_start_date as sort_date
  FROM 
  (
    SELECT co.* 
    FROM @cdm_database_schema.CONDITION_OCCURRENCE co
    JOIN #Codesets codesets on ((co.condition_concept_id = codesets.concept_id and codesets.codeset_id = 2))
  ) C
  
  
  -- End Condition Occurrence Criteria
  
    ) E
  	JOIN @cdm_database_schema.observation_period OP on E.person_id = OP.person_id and E.start_date >=  OP.observation_period_start_date and E.start_date <= op.observation_period_end_date
    WHERE DATEADD(day,0,OP.OBSERVATION_PERIOD_START_DATE) <= E.START_DATE AND DATEADD(day,0,E.START_DATE) <= OP.OBSERVATION_PERIOD_END_DATE
  ) P
  
  -- End Primary Events
  
  )
  SELECT event_id, person_id, start_date, end_date, op_start_date, op_end_date, visit_occurrence_id
  INTO #qualified_events
  FROM 
  (
    select pe.event_id, pe.person_id, pe.start_date, pe.end_date, pe.op_start_date, pe.op_end_date, row_number() over (partition by pe.person_id order by pe.start_date ASC) as ordinal, cast(pe.visit_occurrence_id as bigint) as visit_occurrence_id
    FROM primary_events pe
    
  JOIN (
  -- Begin Criteria Group
  select 0 as index_id, person_id, event_id
  FROM
  (
    select E.person_id, E.event_id 
    FROM primary_events E
    INNER JOIN
    (
      -- Begin Correlated Criteria
  select 0 as index_id, cc.person_id, cc.event_id
  from (SELECT p.person_id, p.event_id 
  FROM primary_events P
  JOIN (
    -- Begin Visit Occurrence Criteria
  select C.person_id, C.visit_occurrence_id as event_id, C.visit_start_date as start_date, C.visit_end_date as end_date,
         C.visit_occurrence_id, C.visit_start_date as sort_date
  from 
  (
    select vo.* 
    FROM @cdm_database_schema.VISIT_OCCURRENCE vo
  JOIN #Codesets codesets on ((vo.visit_concept_id = codesets.concept_id and codesets.codeset_id = 1))
  ) C
  
  
  -- End Visit Occurrence Criteria
  
  ) A on A.person_id = P.person_id  AND A.START_DATE >= P.OP_START_DATE AND A.START_DATE <= P.OP_END_DATE AND A.START_DATE >= P.OP_START_DATE AND A.START_DATE <= DATEADD(day,0,P.START_DATE) AND A.END_DATE >= DATEADD(day,0,P.START_DATE) AND A.END_DATE <= P.OP_END_DATE ) cc 
  GROUP BY cc.person_id, cc.event_id
  HAVING COUNT(cc.event_id) >= 1
  -- End Correlated Criteria
  
    ) CQ on E.person_id = CQ.person_id and E.event_id = CQ.event_id
    GROUP BY E.person_id, E.event_id
    HAVING COUNT(index_id) = 1
  ) G
  -- End Criteria Group
  ) AC on AC.person_id = pe.person_id and AC.event_id = pe.event_id
  
  ) QE
  
  ;
  
  --- Inclusion Rule Inserts
  
  select 0 as inclusion_rule_id, person_id, event_id
  INTO #Inclusion_0
  FROM 
  (
    select pe.person_id, pe.event_id
    FROM #qualified_events pe
    
  JOIN (
  -- Begin Criteria Group
  select 0 as index_id, person_id, event_id
  FROM
  (
    select E.person_id, E.event_id 
    FROM #qualified_events E
    INNER JOIN
    (
      -- Begin Correlated Criteria
  select 0 as index_id, p.person_id, p.event_id
  from #qualified_events p
  LEFT JOIN (
  SELECT p.person_id, p.event_id 
  FROM #qualified_events P
  JOIN (
    select PE.person_id, PE.event_id, PE.start_date, PE.end_date, PE.visit_occurrence_id, PE.sort_date FROM (
  -- Begin Condition Occurrence Criteria
  SELECT C.person_id, C.condition_occurrence_id as event_id, C.condition_start_date as start_date, COALESCE(C.condition_end_date, DATEADD(day,1,C.condition_start_date)) as end_date,
    C.visit_occurrence_id, C.condition_start_date as sort_date
  FROM 
  (
    SELECT co.* 
    FROM @cdm_database_schema.CONDITION_OCCURRENCE co
    JOIN #Codesets codesets on ((co.condition_concept_id = codesets.concept_id and codesets.codeset_id = 2))
  ) C
  
  
  -- End Condition Occurrence Criteria
  
  ) PE
  JOIN (
  -- Begin Criteria Group
  select 0 as index_id, person_id, event_id
  FROM
  (
    select E.person_id, E.event_id 
    FROM (SELECT Q.person_id, Q.event_id, Q.start_date, Q.end_date, Q.visit_occurrence_id, OP.observation_period_start_date as op_start_date, OP.observation_period_end_date as op_end_date
  FROM (-- Begin Condition Occurrence Criteria
  SELECT C.person_id, C.condition_occurrence_id as event_id, C.condition_start_date as start_date, COALESCE(C.condition_end_date, DATEADD(day,1,C.condition_start_date)) as end_date,
    C.visit_occurrence_id, C.condition_start_date as sort_date
  FROM 
  (
    SELECT co.* 
    FROM @cdm_database_schema.CONDITION_OCCURRENCE co
    JOIN #Codesets codesets on ((co.condition_concept_id = codesets.concept_id and codesets.codeset_id = 2))
  ) C
  
  
  -- End Condition Occurrence Criteria
  ) Q
  JOIN @cdm_database_schema.OBSERVATION_PERIOD OP on Q.person_id = OP.person_id 
    and OP.observation_period_start_date <= Q.start_date and OP.observation_period_end_date >= Q.start_date
  ) E
    INNER JOIN
    (
      -- Begin Correlated Criteria
  select 0 as index_id, cc.person_id, cc.event_id
  from (SELECT p.person_id, p.event_id 
  FROM (SELECT Q.person_id, Q.event_id, Q.start_date, Q.end_date, Q.visit_occurrence_id, OP.observation_period_start_date as op_start_date, OP.observation_period_end_date as op_end_date
  FROM (-- Begin Condition Occurrence Criteria
  SELECT C.person_id, C.condition_occurrence_id as event_id, C.condition_start_date as start_date, COALESCE(C.condition_end_date, DATEADD(day,1,C.condition_start_date)) as end_date,
    C.visit_occurrence_id, C.condition_start_date as sort_date
  FROM 
  (
    SELECT co.* 
    FROM @cdm_database_schema.CONDITION_OCCURRENCE co
    JOIN #Codesets codesets on ((co.condition_concept_id = codesets.concept_id and codesets.codeset_id = 2))
  ) C
  
  
  -- End Condition Occurrence Criteria
  ) Q
  JOIN @cdm_database_schema.OBSERVATION_PERIOD OP on Q.person_id = OP.person_id 
    and OP.observation_period_start_date <= Q.start_date and OP.observation_period_end_date >= Q.start_date
  ) P
  JOIN (
    -- Begin Visit Occurrence Criteria
  select C.person_id, C.visit_occurrence_id as event_id, C.visit_start_date as start_date, C.visit_end_date as end_date,
         C.visit_occurrence_id, C.visit_start_date as sort_date
  from 
  (
    select vo.* 
    FROM @cdm_database_schema.VISIT_OCCURRENCE vo
  JOIN #Codesets codesets on ((vo.visit_concept_id = codesets.concept_id and codesets.codeset_id = 1))
  ) C
  
  
  -- End Visit Occurrence Criteria
  
  ) A on A.person_id = P.person_id  AND A.START_DATE >= P.OP_START_DATE AND A.START_DATE <= P.OP_END_DATE AND A.START_DATE >= P.OP_START_DATE AND A.START_DATE <= DATEADD(day,0,P.START_DATE) AND A.END_DATE >= DATEADD(day,0,P.START_DATE) AND A.END_DATE <= P.OP_END_DATE ) cc 
  GROUP BY cc.person_id, cc.event_id
  HAVING COUNT(cc.event_id) >= 1
  -- End Correlated Criteria
  
    ) CQ on E.person_id = CQ.person_id and E.event_id = CQ.event_id
    GROUP BY E.person_id, E.event_id
    HAVING COUNT(index_id) = 1
  ) G
  -- End Criteria Group
  ) AC on AC.person_id = pe.person_id and AC.event_id = pe.event_id
  
  ) A on A.person_id = P.person_id  AND A.START_DATE >= DATEADD(day,-183,P.START_DATE) AND A.START_DATE <= DATEADD(day,-1,P.START_DATE) ) cc on p.person_id = cc.person_id and p.event_id = cc.event_id
  GROUP BY p.person_id, p.event_id
  HAVING COUNT(cc.event_id) = 0
  -- End Correlated Criteria
  
    ) CQ on E.person_id = CQ.person_id and E.event_id = CQ.event_id
    GROUP BY E.person_id, E.event_id
    HAVING COUNT(index_id) = 1
  ) G
  -- End Criteria Group
  ) AC on AC.person_id = pe.person_id AND AC.event_id = pe.event_id
  ) Results
  ;
  
  SELECT inclusion_rule_id, person_id, event_id
  INTO #inclusion_events
  FROM (select inclusion_rule_id, person_id, event_id from #Inclusion_0) I;
  TRUNCATE TABLE #Inclusion_0;
  DROP TABLE #Inclusion_0;
  
  
  with cteIncludedEvents(event_id, person_id, start_date, end_date, op_start_date, op_end_date, ordinal) as
  (
    SELECT event_id, person_id, start_date, end_date, op_start_date, op_end_date, row_number() over (partition by person_id order by start_date ASC) as ordinal
    from
    (
      select Q.event_id, Q.person_id, Q.start_date, Q.end_date, Q.op_start_date, Q.op_end_date, SUM(coalesce(POWER(cast(2 as bigint), I.inclusion_rule_id), 0)) as inclusion_rule_mask
      from #qualified_events Q
      LEFT JOIN #inclusion_events I on I.person_id = Q.person_id and I.event_id = Q.event_id
      GROUP BY Q.event_id, Q.person_id, Q.start_date, Q.end_date, Q.op_start_date, Q.op_end_date
    ) MG -- matching groups
  
    -- the matching group with all bits set ( POWER(2,# of inclusion rules) - 1 = inclusion_rule_mask
    WHERE (MG.inclusion_rule_mask = POWER(cast(2 as bigint),1)-1)
  
  )
  select event_id, person_id, start_date, end_date, op_start_date, op_end_date
  into #included_events
  FROM cteIncludedEvents Results
  
  ;
  
  -- date offset strategy
  
  select event_id, person_id, 
    case when DATEADD(day,1,start_date) > op_end_date then op_end_date else DATEADD(day,1,start_date) end as end_date
  INTO #strategy_ends
  from #included_events;
  
  
  -- generate cohort periods into #final_cohort
  with cohort_ends (event_id, person_id, end_date) as
  (
  	-- cohort exit dates
    -- End Date Strategy
  SELECT event_id, person_id, end_date from #strategy_ends
  
  ),
  first_ends (person_id, start_date, end_date) as
  (
  	select F.person_id, F.start_date, F.end_date
  	FROM (
  	  select I.event_id, I.person_id, I.start_date, E.end_date, row_number() over (partition by I.person_id, I.event_id order by E.end_date) as ordinal 
  	  from #included_events I
  	  join cohort_ends E on I.event_id = E.event_id and I.person_id = E.person_id and E.end_date >= I.start_date
  	) F
  	WHERE F.ordinal = 1
  )
  select person_id, start_date, end_date
  INTO #cohort_rows
  from first_ends;
  
  with cteEndDates (person_id, end_date) AS -- the magic
  (	
  	SELECT
  		person_id
  		, DATEADD(day,-1 * 0, event_date)  as end_date
  	FROM
  	(
  		SELECT
  			person_id
  			, event_date
  			, event_type
  			, MAX(start_ordinal) OVER (PARTITION BY person_id ORDER BY event_date, event_type ROWS UNBOUNDED PRECEDING) AS start_ordinal 
  			, ROW_NUMBER() OVER (PARTITION BY person_id ORDER BY event_date, event_type) AS overall_ord
  		FROM
  		(
  			SELECT
  				person_id
  				, start_date AS event_date
  				, -1 AS event_type
  				, ROW_NUMBER() OVER (PARTITION BY person_id ORDER BY start_date) AS start_ordinal
  			FROM #cohort_rows
  		
  			UNION ALL
  		
  
  			SELECT
  				person_id
  				, DATEADD(day,0,end_date) as end_date
  				, 1 AS event_type
  				, NULL
  			FROM #cohort_rows
  		) RAWDATA
  	) e
  	WHERE (2 * e.start_ordinal) - e.overall_ord = 0
  ),
  cteEnds (person_id, start_date, end_date) AS
  (
  	SELECT
  		 c.person_id
  		, c.start_date
  		, MIN(e.end_date) AS end_date
  	FROM #cohort_rows c
  	JOIN cteEndDates e ON c.person_id = e.person_id AND e.end_date >= c.start_date
  	GROUP BY c.person_id, c.start_date
  )
  select person_id, min(start_date) as start_date, end_date
  into #final_cohort
  from cteEnds
  group by person_id, end_date
  ;
  
  DELETE FROM @target_database_schema.@target_cohort_table where cohort_definition_id = @target_cohort_id;
  INSERT INTO @target_database_schema.@target_cohort_table (cohort_definition_id, subject_id, cohort_start_date, cohort_end_date)
  select @target_cohort_id as cohort_definition_id, person_id, start_date, end_date 
  FROM #final_cohort CO
  ;
  
  
  
  TRUNCATE TABLE #strategy_ends;
  DROP TABLE #strategy_ends;
  
  
  TRUNCATE TABLE #cohort_rows;
  DROP TABLE #cohort_rows;
  
  TRUNCATE TABLE #final_cohort;
  DROP TABLE #final_cohort;
  
  TRUNCATE TABLE #inclusion_events;
  DROP TABLE #inclusion_events;
  
  TRUNCATE TABLE #qualified_events;
  DROP TABLE #qualified_events;
  
  TRUNCATE TABLE #included_events;
  DROP TABLE #included_events;
  
  TRUNCATE TABLE #Codesets;
  DROP TABLE #Codesets;
  