Prevent Pipe Freezing When water freezes it expands.
(Prevent Pipe; Freezing; T:When water freezes it expands) (water; freezes; it expands) Context(water freezes,List([27, 40))):(it; expands; )
water freezes,List([27, 40))
Prevent Pipe water it
Freezing freezes expands
T:When water freezes it expands
it expands