SRL for [lighten]: But the researchers found that while children 's household tasks eased the mother 's burden appreciably , the husband 's helping hand `` appears to [lighten] the children 's load almost on a one - for - one basis and to reduce the wife 's responsibility only modestly . ''
ARG-0: the husband 's helping hand | ARG-1: the children 's load | ARG-M-MNR: almost on a one - for - one basis