に (result of change)

Love is a jealous thing that turns healthy eyes cross-eyed.

She tore his letter to shreds.

She fainted, but came to a few minutes later.

She was so overcome with emotion that her voice trailed off into a whisper.

In woodworking, we classify wood into hardwood, softwood, and exotic wood.

The cold north wind turned the leaves brown.

She gave me an album as a birthday present.

She came in second in the race.

She was named chairperson.

She turned the picture upside down.

She was elected chair of the committee.

The apple was cut in half with a knife by her.

Mother divided the cake into three pieces.

Mother divided the cake into eight pieces.

She became a nurse.

She turned left at the corner.

She divided the cake into six pieces.