There is a counterexample to this math problem.

Please look at the legend of this map.

This book is a 'itamoto', reflecting old printing technology.

The repulsive force of this magnet is very strong.

He is participating in the antinuclear movement.

His words and actions are always in contradiction.

His words contradicted his actions.

He devoted half a lifetime to music.

Considering all kinds of circumstances, we decided to postpone the plan.

He is good at writing sentences using antonyms.