Complex sentence: In this position a woman can continue with the up and down motion after the man has achieved orgasm, until she reaches orgasm, when she will most likely collapse onto the man's chest, with her vagina being very sensitive to further stimulation.
Split into simpler sentences: In this position a woman can continue with the up and down motion after the man has achieved orgasm until she reaches orgasm. Afterwards, she will most likely collapse onto the man's chest, with her vagina being very sensitive to further stimulation.