Question: Who formed the rival group to the Argentinian group founded by a President of Argentina overthrown in a "coup d'état"?
Sentence (from "Kirchnerism"): Although the Kirchners are members of the Justicialist Party (the original, official and largest Peronist party, founded by Juan Perón in 1947), Peronism itself is a broad movement, and many Peronists oppose them ("Anti-Kirchnerist Peronism").
Relevant evidence: Yes