source: [tag=EX] [tag=VBD] □
destination: [tag=EX] [tag=VBD] [□]
spec: Along the way , there were staff to train and many organizational details to sort through . It would not be safe to say when a captain like Bonaparte , a singer like Jenny Lind , or a navigator like Bowditch , would be born in Boston : but , on a population of twenty or two hundred millions , something like accuracy may be had .