Definition: You will be given three sentences. Read them, then identify a noun phrase (person, place, or thing) or event that is shared between all three sentences. As the output, write the span of the text corresponding to that phrase in each sentence. Keep the order of the sentences, that is, your answer should look like: 1: *a phras from sentence 1e* 2: *a phras from sentence 2* 3: *a phrase from sentence 3*
Input: 1: Meanwhile studies show that in working-class straight couples , even where the women work outside the home and the men do n't , women still do a disproportionate amount of housework . 2: After all , whether you want to blame biology or early economic incentives or the cultural indoctrination of  Leave It to Beaver ,  men have consistently failed to do their fair share of household labor in America . 3: Sally Kohn : Decades after  Leave It to Beaver ,  women still shoulder most of housework , childcare .

1: housework 2: household labor 3: housework