Passage: Van Coehoorn was born in March 1641, one of six sons of Goosewijn van Coehoorn and Aaltje van Hinckena on the Lettinga State in the village of Britsum near Leeuwarden in the Dutch province of Friesland. His father was an officer of German descent in a Friesland regiment of the Dutch States Army and a member of the petty nobility. Menno was educated at home with his brothers, then later at the University of Franeker by his uncle Bernardus Fullenius, where he showed a talent for mathematics and military drawing. In 1657, he was commissioned as a Lieutenant in his father's company, which formed part of the permanent garrison in Maastricht. In 1678, Van Coehoorn married Magdalena van Scheltinga; they had four surviving children, Goosewijn , Gertruda , Hendrik  and Amalia . Magdalena died in 1683 and he later married Truytje van Wigara . He died on 17 March 1704.
How many years after Magdalena van Scheltinga died did Van Coehoorn die? How many years after Van Coehoorn married Magdalena van Scheltinga did she die? How many years after Van Coehoorn was born was he commissioned as a Lieutenant? How many years after he was married did his wife die? How many years after his wife die did he? How many years old was Van Coehoorn  when his wife died? How many years old was Van Coehoorn when he died? How many years old was Van Coehoorn when he was commissioned as a Lieutenant in his father's company? How many years old was Van Coehoorn when he was married? Van Coehoorn  was commissioned as a Lieutenant how many years before He married? Who died first, Magdalena van Scheltinga or Van Coehoorn?