Half-crossing the valley means eating a little fruit or red dates during crossing the valley.
Clear water to get through the valley: it means drinking water and not eating anything.
All through the valley: it means not drinking water or eating anything.
If it's your first time to break the valley, you can eat a little fruit or red dates during breaking the valley. If it's apples, you can eat no more than one (one at a time). If it's red dates, you can eat no more than nine.
You can drink mineral water or boiled water during the period of crossing the valley. You can also eat a little fruit or red dates according to your body's needs during the period of breaking the valley.