Add nouns to form partitives denoting specific pieces of uncountable nouns,
piece of ....a sheet of.... a cube of ....a cup of ...a jar of... a kilo of... a game of.... a glass of.... a pot of... a jug of ...a package of... a lump of...
a piece of cake a sheet of notebook a cube of sugar a cup of tea a jar of jam a kilo of apples a game of phone a glass of water a pot of metal a jug of wine a package of butter a lump of snow CORONITA ? TE ROG .... PRIMA !