系
=
丿
+
糸
:
Mnemonic symbol: As this is the second character in 关系 (guanxi), I'll use shaking hands as the symbol for 系.
系
=
丿
+
糸
:
In the space station's bathroom, Marie Curie found a new binding mechanism in chemistry. To demonstrate her findings, she binds two bananas together with a silk scarf. She celebrates her findings by shaking her own hand over her head.
泊
=
氵
+
白
:
Beelzebub (b) is trying to anchor (泊) right inside the observatory's kitchen (o2), but there is no water left at all. He can just wave his white flag (白) and pour out bottled water (氵).
泊
=
氵
+
白
:
Pinocchio (p) found a way to take observatory. He created a lake (泊) around the castle and in front of it (o1) by pouring out bottled water (氵), and the castle's inhabitants can just wave their white flag (白).