<script type="text/javascript" src="https://www.gstatic.com/charts/loader.js"></script>
<script type="text/javascript">
google.charts.load("current", {packages:["timeline"]});
google.charts.setOnLoadCallback(drawChart);
function drawChart() {
var container = document.getElementById('example3.1');
var chart = new google.visualization.Timeline(container);
var dataTable = new google.visualization.DataTable();
dataTable.addColumn({ type: 'string', id: 'Position' });
dataTable.addColumn({ type: 'string', id: 'Name' });
dataTable.addColumn({ type: 'date', id: 'Start' });
dataTable.addColumn({ type: 'date', id: 'End' });
dataTable.addRows([
[ 'Month', 'October', new Date(2018, 10, 01), new Date(2018, 10, 31) ],
[ 'Month', 'October', new Date(2018, 11, 01), new Date(2018, 11, 30) ],
[ 'Month', 'October', new Date(2018, 12, 01), new Date(2018, 12, 31) ], ]);
chart.draw(dataTable);
}
</script>
<div id="example3.1" style="height: 200px;"></div>