Boston Grammar School have booked their place in the last eight of the English Schools Football Association’s under 16s cup.
Louis Sae-Be was BGS’ two-goal hero.
He grabbed both goals as his side beat Elthorne High School 2-1.
Boston were drawn at home against their rivals, who travelled up from Ealing in London.
The team’s attention now turns to the quarter-finals.
They will now face Chalmers School, who come from Essex, with the winners going through to the competition’s semi-finals.