to perch / to rest (of birds) / to dwell / to live / to stay
栖
=
木
+
西
:
The Queen of Hearts (qi) set up an artificial habitat (栖) in front of the space station (Ø1) by using a huge cowboy hat (西) as the base on which she erected a few Christmas trees (木).
earth / ground / field / place / land / CL:片[pian4]
地
=
也
+
土
:
Dorothy Gale (di) hates the cleanliness of the space station, so she used an excavator (也) in the space station's bathroom (Ø4) to dig a pile of dirt (土) out of the ground (地) for a mud bath.