Jennings akawana mukurumbira munyika yose mukupera kwezana remakore rechi19.
Chokwadika, shanduro yakaoma kunzwisisa zvikuru yemutsara wacho ndeiyi "Jennings akawana mukurumbira wenyika mukupera kwezana ramakore rechi19, pakati pemabhiza ake akanaka akanga ari, 1887 Preakness Stakes anokunda Dunboyne, uyo akabereka, aiva naye uye akadzidziswa".