79692
In 1746 when William Edwards was just 27 years of age , he was commissioned by the Hundreds of Miskin and Caerphilly to build a three-arch bridge across the River Taff .
 Edwards
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Edwards