english: What we did was try to warm them up as best we could, put oxygen on them and try to revive them, which is difficult to do at 21,000 feet, when the tent is freezing.
non_english: We probeerden hen op te warmen zo goed als we konden, gaven zuurstof en probeerden hen te activeren, wat lastig is op 6400 m, terwijl de tent bevriest.