Question: Do Interstate 90 in Pennsylvania and U.S. Route 20 intersect or are they parallel?
Sentence (from "Interstate 90 in Pennsylvania"): I-90 is the primary west–east highway in the Erie area, passing south of downtown and interchanging with Interstate 79, which connects downtown Erie to southern Pennsylvania and beyond, and Interstate 86, linking Erie to the Southern Tier of New York.
Relevant evidence: No