ages = list()
for aID, eID in ids:
    aKey, eKey = list(sAR[aID].keys())[0], list(sER[eID].keys())[0]
    A, E = sAR[aID][aKey], sER[eID][eKey]
    ages.append((A.x[2], E.x[2]))
ages = np.array(ages)