圌

Mnemonic symbol: a plastic enclosure. Willy Walrus (w) is keeping frozen fish in an enclosure (囗) in the Eiffel Tower's kitchen (ei2).

端 = 立 + 耑 : Doggy Dog (du) is carrying (端) a vase (立) in front of the anthill (an1) and wants to put it right on the race track's starting line (耑). It's just in case he has to use the washroom right before the race.

耑 = 山 + 而 : Mnemonic symbol: the starting line of a race track.

Doggy Dog is waiting for the big race to begin in front if the anthill. There's a gate at the starting line which consists of a fork and a comb. When the race starts, the gate will fling open.