Assuming she has fallen in, Pingu and Pingo go home in tears and tell Mother what happened, but Mother explains to them that she made her way home all by herself.
She has fallen in. This was what Pingu and Pingo were assuming. Pingu and Pingo go home in tears. Pingu and Pingo tell Mother. This Mother happened. She made her way home all by herself. This is what Mother explains to them.