положивший начало

pioneering (Mr Nickl had no idea of the well-known painting's significance or that it was a lost gem by pioneering Australian artist Freda Robertshaw from the 1940s.

dailymail.co.uk ART Vancouver)

math.

auspicate; make a start (Kydex); set off (сражению,битве и т.п; Attempted Coup Sets Off Fight for Control of Turkey andreon); launch the beginning (sankozh); pave the way for (Evgeny Shamlidi); get one's foot on the ladder (карьере, продвижению); mark the beginning of; lead off; lay foundation; get one's foot on the ladder (карьере и т. п.); get foot on the ladder (карьере, продвижению и т. п.); lay the foundation of (чему-либо); lay the foundations of (чему-либо); break the ice; break the ice (чему-либо); mark the beginning (Anglophile); set the stage (Studentus); start the ball rolling (Emorable); usher in (Это положило начало новому этапу в военных отношениях. That ushered in a new stage in military relations. Jmcvay); set in motion (Irina Verbitskaya); get foot on the ladder (карьере, продвижению и т.п.); mark the start (Leviathan); initiate; pioneer (xlator); setting the scene (Ivan Pisarev); inchoate

Игорь Миг

get the ball rolling; set the stage for

afriq.

cut the sod (выражение в Гане Beforeyouaccuseme)

figur.

lay the foundation

inform.

get things going (VLZ_58); get it going (VLZ_58)

makar.

make a beginning; inchoate (чему-либо)

math.

originate