drain primary subject, 391 assertions
Subgroups 9
clogged drain 16
floor drain 6
shower drain 3
french drain 2
kitchen drain 1
main drain 1
sewer drain 1
sink drain 1
storm drain 1
Aspects 0
AtLocation 4
total working order 0.37
diligent manner 0.37
sink 0.25
area 2 community sewers 0.25
CapableOf 136
cleaned on regular basis 0.57
remain in place 0.54
use strong chemicals 0.49
connect to public sewer 0.48
do their job 0.48
cleaned by professional 0.48
become clogged up with … 0.44
open into the river 0.43
collect water 0.43
carry water 0.43
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Causes 4
flooding 0.34
blockage 0.32
erosion of soil 0.22
backup 0.16
DefinedAs 1
single pipeline 0.29
HasA 8
trap 0.49
strainer 0.48
a p-trap 0.44
overflow attribute 0.33
good working relationsh… 0.32
protective dressings 0.27
an on-off valve 0.25
obstruction 0.21
HasPrerequisite 4
high pressure jetting 0.33
specialist survey 0.29
upgrade 0.25
attention 0.22
HasProperty 41
clear 0.72
problematic 0.64
free 0.60
open 0.59
slow 0.58
safe 0.49
dirty 0.47
important 0.42
old 0.42
larger 0.40
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HasSubevent 6
the prevention of water 0.52
river 0.44
lake 0.34
septic tank 0.33
stream 0.31
standing water 0.16
MadeOf 3
concrete 0.37
pvc 0.35
steel 0.33
ReceivesAction 184
removed 0.70
blocked 0.65
constructed 0.65
clogged 0.65
affected 0.63
plugged 0.61
placed 0.60
repaired 0.60
replaced 0.58
unblocked 0.58
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