data = [
[
"Washington",
"Projekt Washington",
"George",
new Date(1789, 3, 29),
new Date(1797, 2, 3)
],
[
"Washington",
"Milestone A",
null,
new Date(1791, 3, 29),
new Date(1791, 3, 29)
],
["Washington", "Phase X", null, new Date(1790, 3, 29), new Date(1792, 2, 3)],
["Washington", "Phase Y", null, new Date(1791, 4, 29), new Date(1793, 2, 3)],
["Adams", null, "John", new Date(1797, 2, 3), new Date(1801, 2, 3)],
["Jefferson", null, "Thomas", new Date(1801, 2, 3), new Date(1809, 2, 3)]
]