Translate the following question to SQL: What are the names of tourist attractions that can be reached by walk or is at address 660 Shea Crescent?

Schema: CREATE TABLE Ref_Hotel_Star_Ratings (
    star_rating_code CHAR(15) NOT NULL  PRIMARY KEY,
    star_rating_description VARCHAR(80),
    UNIQUE (star_rating_code)
);

CREATE TABLE Locations (
    Location_ID INTEGER NOT NULL  PRIMARY KEY,
    Location_Name VARCHAR(255),
    Address VARCHAR(255),
    Other_Details VARCHAR(255)
);

CREATE TABLE Ref_Attraction_Types (
    Attraction_Type_Code CHAR(15) NOT NULL  PRIMARY KEY,
    Attraction_Type_Description VARCHAR(255),
    UNIQUE (Attraction_Type_Code)
);

CREATE TABLE Visitors (
    Tourist_ID INTEGER NOT NULL  PRIMARY KEY,
    Tourist_Details VARCHAR(255),
    UNIQUE (Tourist_ID)
);

CREATE TABLE Features (
    Feature_ID INTEGER NOT NULL  PRIMARY KEY,
    Feature_Details VARCHAR(255)
);

CREATE TABLE Hotels (
    hotel_id INTEGER NOT NULL  PRIMARY KEY,
    star_rating_code CHAR(15) NOT NULL,
    pets_allowed_yn CHAR(1),
    price_range REAL,
    other_hotel_details VARCHAR(255),
    FOREIGN KEY (star_rating_code) REFERENCES Ref_Hotel_Star_Ratings(star_rating_code)
);

CREATE TABLE Tourist_Attractions (
    Tourist_Attraction_ID INTEGER NOT NULL  PRIMARY KEY,
    Attraction_Type_Code CHAR(15) NOT NULL,
    Location_ID INTEGER NOT NULL,
    How_to_Get_There VARCHAR(255),
    Name VARCHAR(255),
    Description VARCHAR(255),
    Opening_Hours VARCHAR(255),
    Other_Details VARCHAR(255),
    FOREIGN KEY (Attraction_Type_Code) REFERENCES Ref_Attraction_Types(Attraction_Type_Code),
    FOREIGN KEY (Location_ID) REFERENCES Locations(Location_ID)
);

CREATE TABLE Street_Markets (
    Market_ID INTEGER NOT NULL  PRIMARY KEY,
    Market_Details VARCHAR(255),
    FOREIGN KEY (Market_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);

CREATE TABLE Shops (
    Shop_ID INTEGER NOT NULL  PRIMARY KEY,
    Shop_Details VARCHAR(255),
    FOREIGN KEY (Shop_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);

CREATE TABLE Museums (
    Museum_ID INTEGER NOT NULL  PRIMARY KEY,
    Museum_Details VARCHAR(255),
    FOREIGN KEY (Museum_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);

CREATE TABLE Royal_Family (
    Royal_Family_ID INTEGER NOT NULL  PRIMARY KEY,
    Royal_Family_Details VARCHAR(255),
    FOREIGN KEY (Royal_Family_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);

CREATE TABLE Theme_Parks (
    Theme_Park_ID INTEGER NOT NULL  PRIMARY KEY,
    Theme_Park_Details VARCHAR(255),
    FOREIGN KEY (Theme_Park_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);

CREATE TABLE Visits (
    Visit_ID INTEGER NOT NULL  PRIMARY KEY,
    Tourist_Attraction_ID INTEGER NOT NULL,
    Tourist_ID INTEGER NOT NULL,
    Visit_Date DATETIME NOT NULL,
    Visit_Details VARCHAR(40) NOT NULL,
    FOREIGN KEY (Tourist_ID) REFERENCES Visitors(Tourist_ID),
    FOREIGN KEY (Tourist_Attraction_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);

CREATE TABLE Photos (
    Photo_ID INTEGER NOT NULL  PRIMARY KEY,
    Tourist_Attraction_ID INTEGER NOT NULL,
    Name VARCHAR(255),
    Description VARCHAR(255),
    Filename VARCHAR(255),
    Other_Details VARCHAR(255),
    FOREIGN KEY (Tourist_Attraction_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);

CREATE TABLE Staff (
    Staff_ID INTEGER NOT NULL  PRIMARY KEY,
    Tourist_Attraction_ID INTEGER NOT NULL,
    Name VARCHAR(40),
    Other_Details VARCHAR(255),
    FOREIGN KEY (Tourist_Attraction_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);

CREATE TABLE Tourist_Attraction_Features (
    Tourist_Attraction_ID INTEGER NOT NULL  PRIMARY KEY,
    Feature_ID INTEGER NOT NULL  PRIMARY KEY,
    PRIMARY KEY (Tourist_Attraction_ID, Feature_ID),
    UNIQUE (Tourist_Attraction_ID, Feature_ID),
    FOREIGN KEY (Feature_ID) REFERENCES Features(Feature_ID),
    FOREIGN KEY (Tourist_Attraction_ID) REFERENCES Tourist_Attractions(Tourist_Attraction_ID)
);
user
SELECT T2.Name FROM Locations AS T1 JOIN Tourist_Attractions AS T2 ON T1.Location_ID  =  T2.Location_ID WHERE T1.Address  =  "660 Shea Crescent" OR T2.How_to_Get_There  =  "walk"
assistant