Complex sentence: Samir finds this hard to accept and questions his employee, Naïma, about the events leading up his wife's suicide attempt, who states his wife wasn't even in the shop the day that Lucie said she called.
Split into simpler sentences: Samir finds this hard to accept and questions Naïma about the events leading up his wife's suicide attempt. Naïma states his wife wasn't even in the shop the day that Lucie said she called.