“If they’re odd, that means you’re closer to the west side of the park. And if they’re even, you’re closer to the east.” “But what about the first two numbers?” “They represent the cross street we’re closest to.” He rested his elbow on the top of his knee. “So if it says ‘7751,’ what do you think the closest street is?” I swung my arms from side to side as I thought. “West Seventy-Seventh?”

