384358
Route description State Route 421 begins at a four-ramp parclo interchange in Medina County 's Harrisville Township that also doubles as the western split of the duplex of U.S. Route 42 and U.S. Route 224 .
 Medina County, Harrisville Township
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Medina County, Harrisville Township