競馬用の緑の野原は騎手たちでいっぱいになっている
騎手たちがすっかり緑におおわれた野原で馬を競争させている
The green field for horse races is completely full of Jockeys
The Jockeys are racing horses on the field, which is completely green
Three horses and their jockeys compete in a race .
Quantification;いっぱい;副詞,一般,*,*