two cows on grass
cow has black ears
cow has white stomach
cow has black tail
grass is thick and green
long shadow on grass
cow has black legs
cow has brown ear
cow has black nose
long tail is swishing
Cows on the grass
Cows are on the grass
Black and white cows on the grass
Black and white cows are on the grass
Cows on the green grass
Cows are on the green grass
Black and white cows on the green grass
Black and white cows are on the green grass
Cow is on the grass
Black and white cow is on the grass
cow in the field
cow in the field
cows in the field
two cows in a grassy field.
Black and white cow in the green grass.
Black and white cow in the green grass.
Black and white cow in the green grass.
Black and white cow in the green grass.
Black and white cow in the green grass.
Black and white cow in the green grass.
Black and white cow in the green grass.
Black and white cow in the green grass.
Black and white cow in the green grass.
Black and white cow in the green grass.

Objects:
cow
cow
grass
cow
grass
cows
cows
cows
cow
cow
field
cows
field
cows
grass
cow
cow
grass
grass
green grass
cow
grass
grass

Attributes:
name: cow
attrs: black and white
white
black
name: grass
attrs: green
name: cows
attrs: black and white
name: field
attrs: grassy
name: green grass
attrs: green

Contrastive attributes:
attr1: black
attr2: white
nouns: cow