4) Увидев, что собирается дождь, ма

4) Увидев, что собирается дождь, мать велела детям идти домой.

Results (English) 1:

4) to see what is going to rain, the mother told her children to go home.

Results (English) 2:

4) Seeing that he was going to rain, the mother told the children to go home.

Results (English) 3:

4) to see that it's going to rain, mother told the children to go home.