Р325
С ЛЁГКОЙ РУКИ чьей, кого
collPrepPInvarthe resulting
PrepP is
advfixed WO prompted by or patterned upon s.o. 's successful initiative or action (which has served as a catalyst for other similar actions): с лёгкой руки X-a... = following X's example
X set the exampleX started (set) the ball rolling (by doing
sth. ).