<1.0>The man went up the hill.
<1.1>The woman sat on the bench.

<1.0>The
<1.0>man
...
<1.1>The
<1.1>woman

text = """<1.0>The man went up the hill.
<1.1>The woman sat on the bench."""

for line in text.split("n"):
    parts = line.split(">")
    number = parts[0] + ">"
    for word in parts[1].split(" "):
        print number + word