Complex sentence: On the day of his capture, James Rivington published in his gazette in New York, Andre's poem "The Cow Chase", in which Andre muses on his foiling of foraging expedition in Bergen across the Hudson from the city.
Split into simpler sentences: On the day of his capture, James Rivington published Andre's poem "The Cow Chase" in his gazette in New York. In the poem, Andre muses on his foiling of a foraging expedition in Bergen across the Hudson from the city.