Complex sentence: Born in Chandigarh, Jhingan began his youth career at the St. Stephen's Football Academy, and while with the academy, he helped his team reach the south-east Asian finals of the Manchester United Premier Cup.
Split into simpler sentences: Born in Chandigarh, Jhingan began his career at the St Stephen's Football Academy. While with the academy, he helped the side reach the South-East Asian finals of the Manchester United Premier Cup.