SELECT count(*) FROM driver WHERE home_city  =  'Hartford' OR age  <  40
How many drivers are from Hartford city or younger than 40?
CREATE TABLE "driver" (
"Driver_ID" int,
"Name" text,
"Party" text,
"Home_city" text,
"Age" int,
PRIMARY KEY ("Driver_ID")
);
CREATE TABLE "school" (
"School_ID" int,
"Grade" text,
"School" text,
"Location" text,
"Type" text,
PRIMARY KEY ("School_ID")
);
CREATE TABLE "school_bus" (
"School_ID" int,
"Driver_ID" int,
"Years_Working" int,
"If_full_time" bool,
PRIMARY KEY ("School_ID","Driver_ID"),
FOREIGN KEY ("School_ID") REFERENCES `school`("School_ID"),
FOREIGN KEY ("Driver_ID") REFERENCES `driver`("Driver_ID")
);
INSERT INTO  "driver" VALUES ("1","Matthew Ritter","Dem","Hartford",40);
INSERT INTO  "school" VALUES (1,"Kindergarten","Noelani Elementary School","Honolulu, Hawaii","Public");
INSERT INTO  "school_bus" VALUES (1,10,10,"F");