堅振

坚 = 収 + 土 : Joan of Arc (ji) built a strong (坚) and sturdy (坚) burrow out of dirt (土) in front of the anthill (an1). She even equipped it with a strong (坚) radio (収) to keep contact with her troops.

振 = 扌 + 辰 : James II of England (zh) got a birthday cake (辰) and he wants to find out whether it is made with gelatin or pectin. In the encampment's bathroom ((e)n4) he therefore slaps the cake several times with a toy claw (扌) to make it vibrate, and to determine the gelling agent by the resonance (振) frequency of the cake.