sentences:  He emerged through AS Nancy-Lorraine's youth system, making his professional debuts at age 17.However, he would grow to prominence in the first division at Olympique Lyonnais, being a very valuable offensive unit alongside Florian Maurice.In 1997, Gava signed - alongside close friend Maurice - with capital side Paris Saint-Germain, scoring seven goals in his first season and helping the club capture both the Cup and League cup that year.