function data()
return {
	children = {
		      {
			id = "vehicle/train/ep20/ep20_1d.msh",
			transf = {
				1, 0, 0, 0,
                                0, 1, 0, 0,
                                0, 0, 1, 0,
                                0, 0, 0, 1, 
			},
			type = "MESH",
		   },  
                      {
			id = "vehicle/train/ep20/ep20_2d.msh",
			transf = {
				1, 0, 0, 0,
                                0, 1, 0, 0,
                                0, 0, 1, 0,
                                0, 0, 0, 1, 
			},
			type = "MESH",
			
		   },    
                      {
			id = "vehicle/train/ep20/ep20_3u.msh",
			transf = {
				1, 0, 0, 0,
                                0, 1, 0, 0,
                                0, 0, 1, 0,
                                0, 0, 0, 1, 
			},
			type = "MESH",
			
		   },
                      {
			id = "vehicle/train/ep20/ep20_4d.msh",
			transf = {
				1, 0, 0, 0,
                                0, 1, 0, 0,
                                0, 0, 1, 0,
                                0, 0, 0, 1, 
			},
			type = "MESH",
			
		   },
	},
	matConfigs = {
		{ 0, 0, 0, 0}
	},
}
end