terminator/data/layout-files-examples/3-tabs-3-columns.json

{
	"layout": {
		"vertical": false,
		"tab1": [
			{
				"command": "bash"
			},
			{
				"command": "bash"
			},
			{
				"command": "bash"
			}
		],
		"tab2": [
			{
				"command": "bash"
			},
			{
				"command": "bash"
			},
			{
				"command": "bash"
			}
		],
		"tab3": [
			{
				"command": "bash"
			},
			{
				"command": "bash"
			},
			{
				"command": "bash"
			}
		]
	}
}