sentences:  Still facing tough competition, Dillon faced the great Middleweight Champion Harry Greb twice, once on July 30, 1917 in Pittsburgh, and once on March 14, 1918 in Toledo, Ohio.Though losing in Pittsburgh by a wide margin, he was able to defend himself well against his opponent.Later in Toledo in 1918, Dillon was pummeled more fiercely and seemed to have lost his championship form.