Amago Tsunehisa entered the sandbox on 6/28 and in less than a month, she was the ruler.
This move had given 
Misawa-chan the clear advantage.
Con esta jugada, Misawa-chan 
pasó a tener la ventaja.
Con esta jugada, Misawa-chan 
ha pasado a tener ventaja.
Esse movimento deixou Misawa em clara vantagem.