THE COWS ARE EATING
THE COWS ARE IN A BARN
THE SIGN IS ON THE POST
four cows in a barn
Wood slats making up a fence in front of the cows. 
Three cows standing up.
wooden wall around cows
four milk cows in a barn
three black and white milk cows
dinner time in the barn for four milk cows
sawdust on barn floor
cows are eating
several cows stand in their stalls inside a barn as they eat hay