Complex sentence: Despite marginal gale force winds being present in the depressions eastern quadrant, strong north-westerlies prevented the depression, from strengthening into a tropical cyclone before it was last noted during February 9 as it was absorbed into the westerlies.
Split into simpler sentences: Despite marginal gale force winds being present in the depressions eastern quadrant, strong north-westerlies prevented the depression, from strengthening into a tropical cyclone. The depression was subsequently last noted during February 9, as it was absorbed into the westerlies.