This farce concerns the culprit in Lady Godard's murder. A certain detective makes it clear that Lady Godard was murdered by a member of her own family, despite their protests. Regrettably, the services of the detective's bodyguard are required. 
it would become possible 
for the crime to take place
فسيكون من الممكن وقوع الجريمة
war die Tat in der halben Stunde zwischen
der Mahlzeit und 1 Uhr möglich gewesen.
on peut imaginer
que le crime a eu lieu
l'omicidio potrebbe essere avvenuto
tra mezzanotte e mezza e l'una,
é possível que tudo tenha ocorrido
то произойти оно могло
и с полпервого ночи до часа.