1 ___________ 2 ___________ 3 _____________ 1 2 3 ______________ _______________ _______________ _______________ _______________ _______________ 4 ___________ 4 _______________ _______________
1 ___________ 2 ___________ 3 _____________ 1 2 3 ______________ _______________ _______________ _______________ _______________ _______________ 4 ___________ 4 _______________ _______________