Durrës–Tiranë railway
... that the Rrashbull Tunnel of the Durrës–Tiranë railway in Albania was dug by Bulgarian volunteers, members of the Youth section of their Communist Party?
... that the Rrashbull Tunnel of the <b id="mwDK0"><a href="./Durrës–Tiranë_railway" id="mwDK4" rel="mw:WikiLink" title="Durrës–Tiranë railway">Durrës–Tiranë railway</a></b> in <a href="./Albania" id="mwDK8" rel="mw:WikiLink" title="Albania">Albania</a> was dug by <a href="./Bulgarians" id="mwDLA" rel="mw:WikiLink" title="Bulgarians">Bulgarian</a> volunteers, members of the Youth section of their <a href="./Communist_Party_of_Bulgaria" id="mwDLE" rel="mw:WikiLink" title="Communist Party of Bulgaria">Communist Party</a>?