Conclusions:

I. All flowers being sand is a possibility.

II. No flower is a candle.

III. Some rose are flowers.

Statements:

I. At least some flowers are petals. No petal is a candle. No flower is sand.

II. All flowers are petals. No petal is a candle. All candles are sand. All petals are rose.

III. At least some flowers are petals. All flowers are candles. No flower is sand.

IV. All flowers are petals. No petal is a candle. All flowers are rose. No petal is sand.

V. Some flowers are petals. All flowers are rose. Some rose are candles. All candles are sand.