张弛

张 = 弓 + 长 : Mnemonic symbol: a spreadsheet. James II of England (zh) practices his archery skills in front of the anglepod (ang1). Riding on a longboard (长) he shoots arrows using his composite bow (弓) trying to hit a spreadsheet (张).

弛 = 弓 + 也 : Charlie Chaplin (ch) wants to unstring (弛) his bow (弓) in the space station's kitchen (Ø2), but the bow string is too tight. He has to use an excavator's (也) shovel to pin the bow to the ground to be able to untighten the string.