"presumably sleep" is a correct and usable phrase in written English.
It is typically used to indicate that someone or something is expected or assumed to be sleeping. Example: The baby was placed in the crib, presumably to sleep, but continued to fuss and cry. In this example, "presumably to sleep" suggests that the intention was for the baby to fall asleep in the crib, but this did not happen as the baby continued to fuss and cry.
The projects, of which nine were completed at the London event last week, are developed over a very long weekend – presumably sleep is optional – and some go on to form actual companies.
Altogether, these studies are consistent with the notion that SWA, and presumably sleep need, are increased by events leading to synaptic potentiation and decreased by events leading to synaptic depression, and that their regulation can occur locally in cortical circuits [9], [38].
As the children jostle "whoa this way and whoa that way" (while their parents, presumably, sleep soundly), the house climbs high above Foggytown's haze.
This was held in a hotel room, beginning at midnight and Lardner immediately repaired to the bed, where he lay throughout the proceedings, silent and still, and presumably sleeping soundly.
Sure, but then you probably wonʼt have as much fun in life as the woman with the forty five minute orgasm who is presumably sleeping blissfully just four feet from me.
Anyone presumably can sleep with a celebrity or multiple celebrities.
He was, of course, married (how many women since Calpurnia have had to listen to an unfaithful husband remind them that "Caesar's wife must be above suspicion"?) and, presumably, he slept at his official residence in town, or pretended to.
They went to sleep, presumably, on Sunday night as villains, having suffered the unfortunate fate of committing miscues at critical moments in big games.
Late Sunday night, after many TV viewers had presumably gone to sleep, Nugent missed a 53-yard field-goal attempt that would have given the Jets a lead over the New Orleans Saints with 10 seconds remaining.
She didn't want to lie in bed, was afraid to sleep — presumably because she knew she might not wake up — and so she insisted that we push her around the second floor of our house in her wheelchair.
He was gone within minutes, presumably home to sleep it off.
