# NOT RUN {
lg <- lexis.grid(year.start = 1900, year.end = 1905, age.start = 0, age.end = 5)
lexis.lifeline(lg = lg, entry = "1901-09-23")
lexis.lifeline(lg = lg, entry = "1901-09-23", exit = "1904-03-03")
# }
# NOT RUN {
# }
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