le enseñó a

taught ... to; showed ... to

→ le
phrase Uncommon #12,081
taught ... to; showed ... to Use this pattern when someone teaches a person how to do something, or shows something to someone. The indirect object pronoun (le) comes before the verb, and the infinitive clause often follows a.
SP: Tom le enseñó a Mary a nadar.
EN: Tom taught Mary how to swim.

Tom le enseñó a Mary la foto de John.

Tom showed Mary John’s photo.

El mismo que le enseñó a la gente a divertirse.

The same one who taught people how to have fun.

— El arca rusa (2002)

Tom le enseñó a Mary a nadar.

Tom taught Mary how to swim.

Tom le enseñó a Mary algunas fotos de su ciudad natal.

Tom showed Mary some pictures of his hometown.

Ella le enseñó a tocar el piano.

She taught him to play the piano.

Tom le enseñó a Mary a hornear pan.

Tom taught Mary how to bake bread.

Tom le enseñó a Mary su colección de sellos.

Tom showed Mary his stamp collection.

Tom le enseñó a Mary a usar la lavadora.

Tom taught Mary how to use the washing machine.

La madre de Mary nunca le enseñó a tejer.

Mary's mother never taught her how to knit.

Tom le enseñó a Mary a hacerlo.

Tom taught Mary how to do it.