 Complete the following phrase:  The son of former Gabonese international Pierre Aubameyang, Pierre-Emerick began his senior club career playing for Italian club A.C. Milan, but never appeared for the club as he went on a series of loan spells in France. He moved to Saint-Étienne in 2011. There, he won a Coupe de la Ligue title and joined Borussia Dortmund in 2013. In Germany, Aubameyang finished as the leagues top goalscorer in the 201617 season and won a DFB-Pokal. He also ranks as the clubs sixth highest all-time goalscorer. In 2018, Aubameyang was the subject of a then-club record association football transfer when signed for Arsenal in a transfer worth 56 million 60 million, making him the most expensive Gabonese player of all time. With Arsenal, he won an 