"It might be a matter of ten minutes more."
"And the prisoner didn't return during that time?"
"No," replied the witness emphatically.
"What did you do after that?"
"I went to the Tube station."
"Prisoner might have returned after you left?"
"I suppose he might," replied the witness reluctantly.
"Well, now, witness, you say you stayed ten minutes after Holymead left, and during that time Sir Horace opened the window and leaned out of it?"
"Yes."
"You saw him distinctly?"