#define phase_1_green 5
#define phase_1_yellow 18
#define phase_1_red 19
#define phase_2_green 15
#define phase_2_yellow 4
#define phase_2_red 16

void setup() {
  // put your setup code here, to run once:
pinMode(phase_1_green, OUTPUT);
pinMode(phase_1_yellow,OUTPUT);
pinMode(phase_1_red, OUTPUT);
pinMode(phase_2_red,OUTPUT);
pinMode(phase_2_yellow, OUTPUT);
pinMode(phase_2_green,OUTPUT);
}

void loop() {
  digitalWrite(phase_1_green,HIGH);
  digitalWrite(Phase_2_red,HIGH);
  delay(200);
  digitalWrite(phase_1_green,LOW);
  digitalWrite(phase_1,)

}