Question: Do both directors of films Chander Bari and The Almost Perfect Crime have the same nationality?
Sentence (from "Almost perfect number"): In mathematics, an almost perfect number( sometimes also called slightly defective or least deficient number) is a natural number" n" such that the sum of all divisors of" n"( the sum- of- divisors function" σn")) is equal to 2" n" − 1, the sum of all proper divisors of" nsnσnn", then being equal to" n" − 1.
Relevant evidence: No