Table of supported annotations
You can use nag command with both string in ISO and UTF column from the following table. The result is the same.
┌──────────────────────────────────────────────────────────────────────────────────────────────────────────┐ │ NAG │ ISO │ UTF │ description │ note │ ├──────────────────────────────────────────────────────────────────────────────────────────────────────────┤ │ $1 │ ! │ ! │ good move │ SAN move suffix annotations │ │ $2 │ ? │ ? │ poor move or mistake │ SAN move suffix annotations │ │ $3 │ !! │ ‼ │ very good or brilliant move │ SAN move suffix annotations │ │ $4 │ ?? │ ⁇ │ very poor move or blunder │ SAN move suffix annotations │ │ $5 │ !? │ ⁉ │ speculative or interesting move │ SAN move suffix annotations │ │ $6 │ ?! │ ⁈ │ questionable or dubious move │ SAN move suffix annotations │ │ $7 │ [] │ □ │ forced move │ │ │ $9 │ ??? │ ☠ │ worst move │ │ ├──────────────────────────────────────────────────────────────────────────────────────────────────────────┤ │ $10 │ = │ = │ drawish position or even │ │ │ $13 │ ~ │ ∞ │ unclear position │ │ │ $14 │ +/= │ ⩲ │ white has a slight advantage │ │ │ $15 │ =/+ │ ⩱ │ black has a slight advantage │ │ │ $16 │ +/- │ ± │ white has a moderate advantage │ │ │ $17 │ -/+ │ ∓ │ black has a moderate advantage │ │ │ $18 │ +- │ +− │ white has a decisive advantage │ │ │ $19 │ -+ │ −+ │ black has a decisive advantage │ │ │ $22 │ (.) │ ⨀ │ white is in zugzwang │ Default for black move │ │ $23 │ (.) │ ⨀ │ black is in zugzwang │ Default for white move │ │ $26 │ ( ) │ ○ │ white has a moderate space advantage │ White moves only │ │ $27 │ ( ) │ ○ │ black has a moderate space advantage │ Black moves only │ │ $32 │ @ │ ⟳ │ white has a moderate time/development advantage │ White moves only │ │ $33 │ @ │ ⟳ │ black has a moderate time/development advantage │ Black moves only │ │ $34 │ >> │ ↑↑ │ white has a decisive time/development advantage │ White moves only │ │ $35 │ >> │ ↑↑ │ black has a decisive time/development advantage │ Black moves only │ │ $36 │ > │ ↑ │ white has the initiative │ White moves only │ │ $37 │ > │ ↑ │ black has the initiative │ Black moves only │ │ $40 │ -> │ → │ white has the attack │ White moves only │ │ $41 │ -> │ → │ black has the attack │ Black moves only │ │ $44 │ =/8 │ =/∞ │ white has sufficient compensation for material deficit │ White moves only │ │ $45 │ =/8 │ =/∞ │ black has sufficient compensation for material deficit │ Black moves only │ │ $132 │ <=> │ ⇄ │ white has moderate counterplay │ White moves only │ │ $133 │ <=> │ ⇆ │ black has moderate counterplay │ Black moves only │ │ $138 │ (+) │ ⨁ │ white has severe time control pressure / zeitnot │ White moves only │ │ $139 │ (+) │ ⨁ │ black has severe time control pressure / zeitnot │ Black moves only │ ├──────────────────────────────────────────────────────────────────────────────────────────────────────────┤ │ $145 │ RR │ RR │ editorial comment │ │ │ $146 │ N │ N │ novelty │ │ └──────────────────────────────────────────────────────────────────────────────────────────────────────────┘