If any pipelines are built by 2020, the likeliest routes are: Nord Stream 2 (two extra lines each of 27.5bn m3/yr) enabling Gazprom to meet demand of all European countries except south eastern Europe and Turkey; Turk Stream (two new lines each of 15.5bn m3/yr) enabling it to cover southeast Europe and Turkey; South Stream (two new lines each of 15.5bn m3/yr) enabling Gazprom to cover southeast Europe and either Italy or Turkey.