筛
=
⺮
+
师
:
One time in front of the airplane (ai1) Sherlock Holme's (sh) teacher (师) showed him how to filter (筛) urine into drinkable water using just a bamboo stick (⺮). That one was actually a prank to make Sherlock Holmes drink his own urine.
选
=
先
+
辶
:
Xu Xian (xu) squired the FLOTUS (先) to go shopping, but inside of the anthill (an3) he soon regrets his decision as he has to help the FLOTUS select (选) one pair of gladiator sandals (辶) out of hundreds of similar looking pairs.