question_text: How many days after Amésqueta marched his men through torrential rain from Cahabón to Mopán did they set out from Mopán leaving sick soldiers behind?
decomposition: return date that Amésqueta marched his men through torrential rain from  Cahabón to Mopán ;return date that they did set out from  Mopán leaving sick soldiers behind ;return difference of #2 and  #1 in  days