Formula
if (m1 == "Yes") && (m2 == "Yes") && m3.match(/^Yes/) "Yes" else if (m1 == "No") && (m2 == "No") && (m3 == "No") "No" else "Partial"
if (m1 == "Yes") && (m2 == "Yes") && m3.match(/^Yes/) "Yes" else if (m1 == "No") && (m2 == "No") && (m3 == "No") "No" else "Partial"