IS -> IZE_ARR [0.5] | IZE_ARR ADJ [0.3] | IS LOT IS [0.2]
	IZE_ARR -> 'gizon' [0.1] | 'emakume' [0.2] | 'ume' [0.3] | IZE_ARR LOT IZE_ARR [0.4]
	ADJ -> 'zaharrak' [0.4] | 'gazteak' [0.6] 
	LOT -> 'eta' [0.9] | 'edo' [0.1]