What happens when a red flowered plant with incomplete dominance is crossed with a pink flowered plant which is the offspring of the crossing of a white flowered plant and a red flowered plant which has incomplete dominance?

The crossing of a red flowered plant and a white flowered plant produces all the offspring with pink flowers. This cross illustrates red and white exhibit incomplete dominance. ... With the result, the heterozygous offspring will be phenotypically and genotypically different from either of the homozygous parent.