Modifier for date indicating uncertainty.
- Type: String
- subproperty of (allows search on) Property:event date-approx
- Allowed values:
- c
- bef
- aft
B
d
P
d
C
aft +
G
d
F
G
M
B
C
v
N
D
M
T
aft +
P
D
N
H
A
v
K
z
H
P
C
L
d
B
S
D
C
B
v
d
H
A
d
S
B
l
M
aft +
G
N
S
W
C
H
B
S
a
C
B
S
T
R
S
M
d
o
d
G
N
H
P
G
E
B
H
K
bef +
C
v
R
U
S
P
d
W
T
M
H
S
z
R
v
C
v
H
v
M
R
B
d
S
d
F
N
S
d
v
B
v
d
B
d
A
J
d
o
d
G
v
J
d
T
S
P
W
P
C
d
C
d
v
d
N
B
H
d
F
A
d
B
C
W
C
T
W
M
T
L
B
G
B
O
T
H
K
H
O
P
o
B
C
P
H
U
P
B
S
P
o
P
B
T
K
B
C
E
D
B
d
P
B
A
d
M
T
P
D
u
B
A
d
M
B
d
L
d
B
S
M
F
E
v
A
W
v
d
D
R
F
d
S
W
M
B
M
D
d
H
O
C
M
A
R
v
M
d
P
d
v
H
F
d
o
B
D
v
d
G
L
B
o
B
E
P
Á
F
A
U
v
B
E
L
d
J
v
B
E
P
B
H
C
J
o
z
E
D
H
d
C
v
L
d
P
I
P
o
d
B
K
d
v
R
S
Y
P
R
B
L
S
H
,
o
W
A
W
d
L
G
T
d
V
d
D
d
z
A
G
T
G
S
B
F
d
v
J
P
C
d
T
C
W
v
A
S
T
F
B
C
B
W
H
K
L
H
V
G
T
P
G
P
T
W
D
C
H
G
v
K
T
F
V
o
W
C
S
C
S
F
C
B
G
F
B
Y
G
K
W
D
P
M
B
d
S
D
d
L
B
d
B
V
P
N
v
S
P
v
C
A
C
W
B
I
d
R
z
T
R
W
B
P
A
P
d
D
d
F
G
U
M
W
T
Y
A
P
M
B
W
G
d
C
u
C
v
A
d
o
O
Y
F
W
S
W
{ "type": "PROPERTY_CONSTRAINT_SCHEMA", "constraints": { "type_constraint": "_txt", "allowed_values": [ "c", "bef", "aft" ] } }