うし
cow
ushi
JMdict 1231490
うし牛cowはくさ草grassをたべる食べるeat
This is a clean topic-object-verb line. は (topic) sets up 牛うし (cow) as the topic, を (object) marks 草くさ (grass) as what gets eaten, and 食べるたべる (eat) lands last. Japanese always puts the verb at the very end, after everything it acts on.