Turkey-Greece Standoff in the Mediterranean Explained

any island unless it is a mainland country can''t have EEZ. otherwise if turkey buys an african island 1 m2 and you have to give turkey all  	mediterranean sea and red sea
and 
you have to give england all atlantic ocean because of british falkland islands off shore argentina

and
article 121
3. Rocks which cannot sustain human habitation or economic life oftheir own shall have no exclusive economic zone or continental shelf.