Sunday (4), Nicholas Fernandes (4), Joshau Rebello and Richard Costa scored one each goal each for The Red Machines.
It was a one way ride, right from the start as Churchill Brothers dominated the proceedings.
Within minute from the kick-off, Churchill took the lead through Sunday.
Calangute Association barring a few forays into the Churchill Brothers half barely threatened the Red Machines Goalkeepar, Praveen Chirakkara.
The Red Machines will play the semi-finals on December 20 and their opponents will be decided soon.
At Duler Stadium, Mapusa, Tuff Laxmi Prasad Sports outplayed Clube Sao Miguel de Taleigao 8-1.
Ndubuiri Opara scored four goals including a splendid hat-trick for the winners in the 28th, 35th, 68th and 69th minutes.
Marcus Mascarenhas 39th, Freiman Peixoto 41st and a brace by Pedro Gonsalves in the 64th and 84th minutes completed the rout.
Jayandra Narendra scored a consolation goal in the 87th minute for Taleigao.
