original: he even envisioned centralized air conditioning that could cool entire cities .
simplifications: he even imagined centralized air conditioning that could cool entire cities . he even imagined centralized air conditioning that could cool entire cities . he even foresaw centralized air conditioning that was able to cool whole cities . his visions covered centralized air conditioning that could cool entire cities . he dreamed that centralized air conditioning would be able to cool whole cities . he even imagined centralized air conditions that could cool whole cities . he envisioned centralized air conditioning that could cool entire cities . he envisioned centralized air conditioning that could cool entire cities .