Editing Portable Game Notation (section)

=== Standard NAGs ===

{| class="wikitable"
|+
|-
! NAG
! Meaning
! align="center" | Symbol
! Unicode<ref name="unicode">{{Cite web|url=http://www.alanwood.net/unicode/|title=Unicode and multilingual support in HTML, fonts, Web browsers and other applications|first=Alan|last=Wood|website=www.alanwood.net}}</ref>
! HTML<ref name="entities">{{cite web|last=|first=|date=|title=Character Entity Reference Chart|url=https://dev.w3.org/html5/html-author/charref|url-status=|archive-url=|archive-date=|access-date=|website=HTML5 (W3C)|publisher=}}</ref>
! Name
|-
| {{anchor|null}}$0
| null annotation
|
|
|
|
|-
| {{anchor|main}}$1
|good move (traditional "!") see also [[Chess annotation symbols#Nunn's convention|Nunn Convention]] for alternate meanings
| align="center" | !
|U+0021
| &amp;excl;
| single exclamation mark
|-
|$2
|poor move or mistake (traditional "?") (and [[Chess annotation symbols#Nunn's convention|Nunn Convention]])
| align="center" | ?
|U+003F
| &amp;quest;
| single question mark
|-
|$3
|very good or brilliant move (traditional "!!") (and [[Chess annotation symbols#Nunn's convention|Nunn Convention]])
| align="center" | ‼
| U+203C
|
| double exclamation mark
|-
|$4
|very poor move or blunder (traditional "??") (and [[Chess annotation symbols#Nunn's convention|Nunn Convention]])
| align="center" | ⁇
| U+2047
|
| double question mark
|-
|$5
|speculative or interesting move (traditional "!?") (and [[Chess annotation symbols#Nunn's convention|Nunn Convention]])
| align="center" | ⁉
| U+2049
|
| exclamation question mark
|-
|$6
|questionable or dubious move (traditional "?!") (and [[Chess annotation symbols#Nunn's convention|Nunn Convention]])
| align="center" | ⁈
| U+2048
|
| question mark and exclamation mark
|-
|$7
|forced move (all others lose quickly) or only move
| align="center" | □
| U+25A1
|&amp;square;
| white square
|-
|$8
|singular move (no reasonable alternatives)
|
|-
|$9
|worst move
|
|-
|{{anchor|10}}$10
|drawish position or even
| align="center" | =
|U+003D
| &amp;equals;
| equal sign
|-
|$11
|equal chances, quiet position
|
|-
|$12
|equal chances, active position
|
|-
|$13
|unclear position
| align="center" | ∞
| U+221E
| &amp;infin;
| infinity
|-
|$14
|White has a slight advantage
| align="center" | ⩲
| U+2A72
|&amp;pluse;
| plus sign above equals sign
|-
|$15
|Black has a slight advantage
| align="center" | ⩱
| U+2A71
|&amp;eplus;
| equals sign above plus sign
|-
|$16
|White has a moderate advantage
| align="center" | ±
|U+00B1
| &amp;plusmn;
| plus-minus sign
|-
|$17
|Black has a moderate advantage
| align="center" | ∓
| U+2213
| &amp;mnplus;
| minus-or-plus sign
|-
|$18
|White has a decisive advantage
| align="center" | + −
| U+002B U+002D
| &amp;plus; [[Hyphen-minus|&amp;#45;]]{{Efn|Unicode has a minus sign (U+002D, &amp;minus;), but is seldom used|name=|group=}}
|plus sign, [[hyphen-minus]] sign
|-
|$19
|Black has a decisive advantage
| align="center" | − +
|U+002D U+002B
| [[Hyphen-minus|&amp;#45;]] &amp;plus;
|hyphen-minus sign, plus sign
|-
|$20
|White has a crushing advantage (Black should resign)
|
|-
|$21
|Black has a crushing advantage (White should resign)
|
|-
|$22
|White is in zugzwang
| rowspan="2" align="center" | ⨀
| rowspan="2" | U+2A00
| rowspan="2" |&amp;xodot;
| rowspan="2" | N-ary circled dot operator
|-
|$23
|Black is in zugzwang
|-
|$24
|White has a slight space advantage
|
|-
|$25
|Black has a slight space advantage
|
|-
|$26
|White has a moderate space advantage
| rowspan="2" align="center" | ○
| rowspan="2" | U+25CB
| rowspan="2" | &amp;#x25cb;
| rowspan="2" | White circle
|-
|$27
|Black has a moderate space advantage
|-
|$28
|White has a decisive space advantage
|
|-
|$29
|Black has a decisive space advantage
|
|-
|$30
|White has a slight time (development) advantage
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|-
|$31
|Black has a slight time (development) advantage
|
|-
|$32
|White has a moderate time (development) advantage
| rowspan="2" align="center" | ⟳
| rowspan="2" | U+27F3
| rowspan="2" |
| rowspan="2" | clockwise gapped circle arrow
|-
|$33
|Black has a moderate time (development) advantage
|-
|$34
|White has a decisive time (development) advantage
|
|-
|$35
|Black has a decisive time (development) advantage
|
|-
|$36
|White has the initiative
| rowspan="2" align="center" | ↑
| rowspan="2" | U+2191
| rowspan="2" | &amp;uarr;
| rowspan="2" | upwards arrow
|-
|$37
|Black has the initiative
|-
|$38
|White has a lasting initiative
|
|-
|$39
|Black has a lasting initiative
|
|-
|$40
|White has the attack
| rowspan="2" align="center" | →
| rowspan="2" | U+2192
| rowspan="2" | &amp;rarr;
| rowspan="2" | rightwards arrow
|-
|$41
|Black has the attack
|-
|$42
|White has insufficient compensation for material deficit
|
|-
|$43
|Black has insufficient compensation for material deficit
|
|-
|$44
|White has sufficient compensation for material deficit
| rowspan="2" align="center" | ⯹
| rowspan="2" | U+2BF9<ref name="Miscellaneous Symbols and Arrows">{{Cite book |url=https://www.unicode.org/charts/charindex.html#A |title=Character Code Charts |publisher=The Unicode Consortium |year=2022 |editor-link=Unicode Consortium |at=Subsection "Symbols used in chess notation" |language=en |chapter=Miscellaneous Symbols and Arrows |format=PDF |chapter-url=https://www.unicode.org/charts/PDF/U2B00.pdf }}</ref>
| rowspan="2" | &amp;#x2bf9;
| rowspan="2" | equals sign with infinity below
|-
|$45
|Black has sufficient compensation for material deficit
|-
|$46
|White has more than adequate compensation for material deficit
|
|-
|$47
|Black has more than adequate compensation for material deficit
|
|-
|$48
|White has a slight center control advantage
|
|-
|$49
|Black has a slight center control advantage
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|-
|$50
|White has a moderate center control advantage
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|-
|$51
|Black has a moderate center control advantage
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|-
|$52
|White has a decisive center control advantage
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|-
|$53
|Black has a decisive center control advantage
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|-
|$54
|White has a slight kingside control advantage
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|-
|$55
|Black has a slight kingside control advantage
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|-
|$56
|White has a moderate kingside control advantage
|
|-
|$57
|Black has a moderate kingside control advantage
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|-
|$58
|White has a decisive kingside control advantage
|
|-
|$59
|Black has a decisive kingside control advantage
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|-
|$60
|White has a slight queenside control advantage
|
|-
|$61
|Black has a slight queenside control advantage
|
|-
|$62
|White has a moderate queenside control advantage
|
|-
|$63
|Black has a moderate queenside control advantage
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|-
|$64
|White has a decisive queenside control advantage
|
|-
|$65
|Black has a decisive queenside control advantage
|
|-
|$66
|White has a vulnerable first rank
|
|-
|$67
|Black has a vulnerable first rank
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|-
|$68
|White has a well protected first rank
|
|-
|$69
|Black has a well protected first rank
|
|-
|$70
|White has a poorly protected king
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|-
|$71
|Black has a poorly protected king
|
|-
|$72
|White has a well protected king
|
|-
|$73
|Black has a well protected king
|
|-
|$74
|White has a poorly placed king
|
|-
|$75
|Black has a poorly placed king
|
|-
|$76
|White has a well placed king
|
|-
|$77
|Black has a well placed king
|
|-
|$78
|White has a very weak pawn structure
|
|-
|$79
|Black has a very weak pawn structure
|
|-
|$80
|White has a moderately weak pawn structure
|
|-
|$81
|Black has a moderately weak pawn structure
|
|-
|$82
|White has a moderately strong pawn structure
|
|-
|$83
|Black has a moderately strong pawn structure
|
|-
|$84
|White has a very strong pawn structure
|
|-
|$85
|Black has a very strong pawn structure
|
|-
|$86
|White has poor knight placement
|
|-
|$87
|Black has poor knight placement
|
|-
|$88
|White has good knight placement
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|-
|$89
|Black has good knight placement
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|-
|$90
|White has poor bishop placement
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|-
|$91
|Black has poor bishop placement
|
|-
|$92
|White has good bishop placement
|
|-
|$93
|Black has good bishop placement
|
|-
|$94
|White has poor rook placement
|
|-
|$95
|Black has poor rook placement
|
|-
|$96
|White has good rook placement
|
|-
|$97
|Black has good rook placement
|
|-
|$98
|White has poor queen placement
|
|-
|$99
|Black has poor queen placement
|
|-
|$100
|White has good queen placement
|
|-
|$101
|Black has good queen placement
|
|-
|$102
|White has poor piece coordination
|
|-
|$103
|Black has poor piece coordination
|
|-
|$104
|White has good piece coordination
|
|-
|$105
|Black has good piece coordination
|
|-
|$106
|White has played the opening very poorly
|
|-
|$107
|Black has played the opening very poorly
|
|-
|$108
|White has played the opening poorly
|
|-
|$109
|Black has played the opening poorly
|
|-
|$110
|White has played the opening well
|
|-
|$111
|Black has played the opening well
|
|-
|$112
|White has played the opening very well
|
|-
|$113
|Black has played the opening very well
|
|-
|$114
|White has played the middlegame very poorly
|
|-
|$115
|Black has played the middlegame very poorly
|
|-
|$116
|White has played the middlegame poorly
|
|-
|$117
|Black has played the middlegame poorly
|
|-
|$118
|White has played the middlegame well
|
|-
|$119
|Black has played the middlegame well
|
|-
|$120
|White has played the middlegame very well
|
|-
|$121
|Black has played the middlegame very well
|
|-
|$122
|White has played the ending very poorly
|
|-
|$123
|Black has played the ending very poorly
|
|-
|$124
|White has played the ending poorly
|
|-
|$125
|Black has played the ending poorly
|
|-
|$126
|White has played the ending well
|
|-
|$127
|Black has played the ending well
|
|-
|$128
|White has played the ending very well
|
|-
|$129
|Black has played the ending very well
|
|-
|$130
|White has slight counterplay
|
|-
|$131
|Black has slight counterplay
|
|-
|$132
|White has moderate counterplay
| rowspan="2" align="center" | ⇆
| rowspan="2" | U+21C6
| rowspan="2" |&amp;lrarr;
| rowspan="2" | leftwards arrow over rightwards arrow
|-
|$133
|Black has moderate counterplay
|-
|$134
|White has decisive counterplay
|
|-
|$135
|Black has decisive counterplay
|
|-
|{{anchor|136}}$136
|White has moderate time control pressure
|
|-
|$137
|Black has moderate time control pressure
|
|-
|$138
|White has severe time control pressure / zeitnot
| rowspan="2" align="center" |⨁
| rowspan="2" |U+2A01
| rowspan="2" |&amp;xoplus;
| rowspan="2" |n-ary circle plus operator
|-
|$139
|Black has severe time control pressure / zeitnot
|}