### Database Schema:
CREATE TABLE Award (
	award_id	INTEGER	NULL	PRIMARY KEY,
	organization	TEXT	NULL,
	year	INTEGER	NULL,
	award_category	TEXT	NULL,
	award	TEXT	NULL,
	series	TEXT	NULL,
	episode_id	TEXT	NULL,
	person_id	TEXT	NULL,
	role	TEXT	NULL,
	result	TEXT	NULL,
	foreign key (episode_id) references Episode (episode_id),
	foreign key (person_id) references Person (person_id)
);

CREATE TABLE Episode (
	episode_id	TEXT	NULL	PRIMARY KEY,
	series	TEXT	NULL,
	season	INTEGER	NULL,
	episode	INTEGER	NULL,
	number_in_series	INTEGER	NULL,
	title	TEXT	NULL,
	summary	TEXT	NULL,
	air_date	DATE	NULL,
	episode_image	TEXT	NULL,
	rating	REAL	NULL,
	votes	INTEGER	NULL
);

CREATE TABLE Credit (
	episode_id	TEXT	NULL	PRIMARY KEY,
	person_id	TEXT	NULL	PRIMARY KEY,
	category	TEXT	NULL,
	role	TEXT	NULL,
	credited	TEXT	NULL,
	foreign key (person_id) references Person (person_id),
	foreign key (episode_id) references Episode (episode_id)
);

CREATE TABLE Keyword (
	episode_id	TEXT	NULL	PRIMARY KEY,
	keyword	TEXT	NULL	PRIMARY KEY,
	foreign key (episode_id) references Episode (episode_id)
);

CREATE TABLE Person (
	person_id	TEXT	NULL	PRIMARY KEY,
	name	TEXT	NULL,
	birthdate	DATE	NULL,
	birth_name	TEXT	NULL,
	birth_place	TEXT	NULL,
	birth_region	TEXT	NULL,
	birth_country	TEXT	NULL,
	height_meters	REAL	NULL,
	nickname	TEXT	NULL
);

CREATE TABLE Vote (
	episode_id	TEXT	NULL,
	stars	INTEGER	NULL,
	votes	INTEGER	NULL,
	percent	REAL	NULL,
	foreign key (episode_id) references Episode (episode_id)
);

### User's Query:
Who was the Law and Order series writer who also won the Television Silver Gavel Award at the American Bar Association Silver Gavel Awards for Media and the Arts for two consecutive years?

### Extra Knowledge:
who refers to name; writer refers to role = 'writer'; won refers to result = 'Winner'; the Television refers to award = 'Television'; Silver Gavel Award refers to award_category = 'Silver Gavel Award'; the American Bar Association Silver Gavel Awards for Media and the Arts refers to organization = 'American Bar Association Silver Gavel Awards for Media and the Arts'
SELECT t3.name FROM ( SELECT DISTINCT T2.year AS years, T1.name, row_number() OVER (PARTITION BY T1.name ORDER BY T2.year) AS rm FROM Person AS T1 INNER JOIN Award AS T2 ON T1.person_id = T2.person_id WHERE T2.award = 'Television' AND T2.award_category = 'Silver Gavel Award' AND T2.series = 'Law and Order' AND T2.result = 'Winner' AND T2.organization = 'American Bar Association Silver Gavel Awards for Media and the Arts' ) AS T3 GROUP BY t3.name HAVING COUNT(t3.years - t3.rm) >= 2