将一个数据帧的列中的值与另一个数据帧中的列的子集进行匹配

I am trying to match the values in a column of one data frame with the values in a column of a second data frame. The tricky part is that I would like to do the matching using subsets of the second data frame (designated by a distinct column in the second data frame from the one that is being matched). This is different from the commonly posted problem of trying to subset based on matching between data frames. I am trying to match the values in a column of