"The Explanation denotes a proposition from which the occurrence of the waiting event logically follows. Senior employees are on call over the weekend because it was discovered that it was difficult, if not disasterous, to rely entirely on new hires."@en . . . . . "exp" . . "Explanation" . . . "2011-08-26T19:03:50+02:00"^^ . "14888"^^ . .