Syntax Error on line 10
MOVE: CB-g1 is not a valid expression, because CB-g1 is not a recognized piece, coordinate, command, or subroutine.
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For the sake of debugging, here is the full GAME Code program that this error occurred in. The lines have been properly indented to help you spot scope errors.
   0 moveindex 0
   1 MOVE: e3-e4
   2 moveindex 1
   3 MOVE: e6-e5
   4 moveindex 2
   5 MOVE: C e8-g1
   6 moveindex 3
   7 MOVE: e1-e8
   8 moveindex 4
   9 MOVE: f2-
  10 MOVE: CB-g1
  11 moveindex 5
  12 MOVE: b6-b5
  13 moveindex 6
  14 MOVE: Cn-g8
  15 MOVE:  p-g7
  16 MOVE:  g6-
  17 MOVE: P-g4
  18 MOVE:  N-g3
  19 MOVE: B-g2
  20 MOVE:  g1-
  21 moveindex 7
  22 MOVE: d7-
  23 MOVE: cb-e8
  24 moveindex 8
  25 MOVE: Cn g8-a2
  26 moveindex 9
  27 MOVE: e8-g1
  28 moveindex 10
  29 MOVE: b2-
  30 MOVE:  CR-a2
  31 moveindex 11
  32 MOVE: c-g1
  33 MOVE: b-h2
  34 moveindex 12
  35 MOVE: N g3-f5
  36 moveindex 13
  37 MOVE: e7-d7
  38 moveindex 14
  39 MOVE: a2-
  40 MOVE:  R-b2
  41 MOVE:  c2-
  42 MOVE:  N-d2
  43 MOVE:  B-e2
  44 MOVE:  K-f2
  45 MOVE:  g2-
  46 MOVE:  B-h2
  47 MOVE: Cb-i2
  48 moveindex 15
  49 MOVE: h6-h5
  50 moveindex 16
  51 MOVE: Cb i2-a4
  52 moveindex 17
  53 MOVE: b-b3
  54 MOVE: C-a4
  55 moveindex 18
  56 MOVE: N d2-b3
  57 moveindex 19
  58 MOVE: g7-g6
  59 moveindex 20
  60 MOVE: N f5-e3
  61 moveindex 21
  62 MOVE: h5-g4
  63 moveindex 22
  64 MOVE: N e3-g4
  65 moveindex 23
  66 MOVE: h7-h3
  67 moveindex 24
  68 MOVE: K f2-g2
  69 moveindex 25
  70 MOVE: h3-h4
  71 moveindex 26
  72 MOVE: N g4-f6
  73 moveindex 27
  74 MOVE: d7-e6
  75 moveindex 28
  76 MOVE: N f6-g4
  77 moveindex 29
  78 MOVE: d6-d5
  79 moveindex 30
  80 MOVE: N b3-c5
  81 moveindex 31
  82 MOVE: e6-d6
  83 moveindex 32
  84 MOVE: N c5-b7
  85 moveindex 33
  86 MOVE: d6-e6
  87 moveindex 34
  88 MOVE: B h2-g3
  89 moveindex 35
  90 MOVE: h4-h5
  91 moveindex 36
  92 MOVE: d3-d4
  93 moveindex 37
  94 MOVE: e5-d4
  95 moveindex 38
  96 MOVE: c3-d4
  97 moveindex 39
  98 MOVE: resign
  99 end
 100 
functions
uservar
Array
(
    [0] => Array
        (
            [main] => Array
                (
                )

        )

)
mline
Array
(
    [0] => MoveLine Object
        (
            [movenum] => 1
            [move] => e3-e4
            [level] => 0
            [comment] => 
            [length] => 8
            [newturn] => 1
            [turn] => 1
        )

    [1] => MoveLine Object
        (
            [movenum] => 2
            [move] => e6-e5
            [level] => 0
            [comment] => 
            [length] => 10
            [newturn] => 
            [turn] => 1
        )

    [2] => MoveLine Object
        (
            [movenum] => 3
            [move] => C e8-g1
            [level] => 0
            [comment] => 
            [length] => 10
            [newturn] => 1
            [turn] => 2
        )

    [3] => MoveLine Object
        (
            [movenum] => 4
            [move] => e1-e8
            [level] => 0
            [comment] => 
            [length] => 10
            [newturn] => 
            [turn] => 2
        )

    [4] => MoveLine Object
        (
            [movenum] => 5
            [move] => f2-;CB-g1
            [level] => 0
            [comment] => 
            [length] => 12
            [newturn] => 1
            [turn] => 3
        )

    [5] => MoveLine Object
        (
            [movenum] => 6
            [move] => b6-b5
            [level] => 0
            [comment] => 
            [length] => 10
            [newturn] => 
            [turn] => 3
        )

    [6] => MoveLine Object
        (
            [movenum] => 7
            [move] => Cn-g8; p-g7; g6-;P-g4; N-g3;B-g2; g1-
            [level] => 0
            [comment] => 
            [length] => 40
            [newturn] => 1
            [turn] => 4
        )

    [7] => MoveLine Object
        (
            [movenum] => 8
            [move] => d7-;cb-e8
            [level] => 0
            [comment] => 
            [length] => 14
            [newturn] => 
            [turn] => 4
        )

    [8] => MoveLine Object
        (
            [movenum] => 9
            [move] => Cn g8-a2
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 1
            [turn] => 5
        )

    [9] => MoveLine Object
        (
            [movenum] => 10
            [move] => e8-g1
            [level] => 0
            [comment] => 
            [length] => 10
            [newturn] => 
            [turn] => 5
        )

    [10] => MoveLine Object
        (
            [movenum] => 11
            [move] => b2-; CR-a2
            [level] => 0
            [comment] => // Yours is better.
            [length] => 33
            [newturn] => 1
            [turn] => 6
        )

    [11] => MoveLine Object
        (
            [movenum] => 12
            [move] => c-g1;b-h2
            [level] => 0
            [comment] => 
            [length] => 14
            [newturn] => 
            [turn] => 6
        )

    [12] => MoveLine Object
        (
            [movenum] => 13
            [move] => N g3-f5
            [level] => 0
            [comment] => // Check
            [length] => 19
            [newturn] => 1
            [turn] => 7
        )

    [13] => MoveLine Object
        (
            [movenum] => 14
            [move] => e7-d7
            [level] => 0
            [comment] => 
            [length] => 10
            [newturn] => 
            [turn] => 7
        )

    [14] => MoveLine Object
        (
            [movenum] => 15
            [move] => a2-; R-b2; c2-; N-d2; B-e2; K-f2; g2-; B-h2;Cb-i2
            [level] => 0
            [comment] => 
            [length] => 52
            [newturn] => 1
            [turn] => 8
        )

    [15] => MoveLine Object
        (
            [movenum] => 16
            [move] => h6-h5
            [level] => 0
            [comment] => 
            [length] => 10
            [newturn] => 
            [turn] => 8
        )

    [16] => MoveLine Object
        (
            [movenum] => 17
            [move] => Cb i2-a4
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 1
            [turn] => 9
        )

    [17] => MoveLine Object
        (
            [movenum] => 18
            [move] => b-b3;C-a4
            [level] => 0
            [comment] => 
            [length] => 14
            [newturn] => 
            [turn] => 9
        )

    [18] => MoveLine Object
        (
            [movenum] => 19
            [move] => N d2-b3
            [level] => 0
            [comment] => // Position is more complex than it appears,
            [length] => 56
            [newturn] => 1
            [turn] => 10
        )

    [19] => MoveLine Object
        (
            [movenum] => 20
            [move] => g7-g6
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 10
        )

    [20] => MoveLine Object
        (
            [movenum] => 21
            [move] => N f5-e3
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 1
            [turn] => 11
        )

    [21] => MoveLine Object
        (
            [movenum] => 22
            [move] => h5-g4
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 11
        )

    [22] => MoveLine Object
        (
            [movenum] => 23
            [move] => N e3-g4
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 1
            [turn] => 12
        )

    [23] => MoveLine Object
        (
            [movenum] => 24
            [move] => h7-h3
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 12
        )

    [24] => MoveLine Object
        (
            [movenum] => 25
            [move] => K f2-g2
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 1
            [turn] => 13
        )

    [25] => MoveLine Object
        (
            [movenum] => 26
            [move] => h3-h4
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 13
        )

    [26] => MoveLine Object
        (
            [movenum] => 27
            [move] => N g4-f6
            [level] => 0
            [comment] => // Check
            [length] => 20
            [newturn] => 1
            [turn] => 14
        )

    [27] => MoveLine Object
        (
            [movenum] => 28
            [move] => d7-e6
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 14
        )

    [28] => MoveLine Object
        (
            [movenum] => 29
            [move] => N f6-g4
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 1
            [turn] => 15
        )

    [29] => MoveLine Object
        (
            [movenum] => 30
            [move] => d6-d5
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 15
        )

    [30] => MoveLine Object
        (
            [movenum] => 31
            [move] => N b3-c5
            [level] => 0
            [comment] => // Check. Doubtly move?
            [length] => 35
            [newturn] => 1
            [turn] => 16
        )

    [31] => MoveLine Object
        (
            [movenum] => 32
            [move] => e6-d6
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 16
        )

    [32] => MoveLine Object
        (
            [movenum] => 33
            [move] => N c5-b7
            [level] => 0
            [comment] => // Check
            [length] => 20
            [newturn] => 1
            [turn] => 17
        )

    [33] => MoveLine Object
        (
            [movenum] => 34
            [move] => d6-e6
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 17
        )

    [34] => MoveLine Object
        (
            [movenum] => 35
            [move] => B h2-g3
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 1
            [turn] => 18
        )

    [35] => MoveLine Object
        (
            [movenum] => 36
            [move] => h4-h5
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 18
        )

    [36] => MoveLine Object
        (
            [movenum] => 37
            [move] => d3-d4
            [level] => 0
            [comment] => 
            [length] => 9
            [newturn] => 1
            [turn] => 19
        )

    [37] => MoveLine Object
        (
            [movenum] => 38
            [move] => e5-d4
            [level] => 0
            [comment] => 
            [length] => 11
            [newturn] => 
            [turn] => 19
        )

    [38] => MoveLine Object
        (
            [movenum] => 39
            [move] => c3-d4
            [level] => 0
            [comment] => 
            [length] => 9
            [newturn] => 1
            [turn] => 20
        )

    [39] => MoveLine Object
        (
            [movenum] => 40
            [move] => resign
            [level] => 0
            [comment] => 
            [length] => 12
            [newturn] => 
            [turn] => 20
        )

)
allmoves
Array
(
    [0] => moveindex 39;MOVE: resign
    [1] => moveindex 38;MOVE: c3-d4
    [2] => moveindex 37;MOVE: e5-d4
    [3] => moveindex 36;MOVE: d3-d4
    [4] => moveindex 35;MOVE: h4-h5
    [5] => moveindex 34;MOVE: B h2-g3
    [6] => moveindex 33;MOVE: d6-e6
    [7] => moveindex 32;MOVE: N c5-b7
    [8] => moveindex 31;MOVE: e6-d6
    [9] => moveindex 30;MOVE: N b3-c5
    [10] => moveindex 29;MOVE: d6-d5
    [11] => moveindex 28;MOVE: N f6-g4
    [12] => moveindex 27;MOVE: d7-e6
    [13] => moveindex 26;MOVE: N g4-f6
    [14] => moveindex 25;MOVE: h3-h4
    [15] => moveindex 24;MOVE: K f2-g2
    [16] => moveindex 23;MOVE: h7-h3
    [17] => moveindex 22;MOVE: N e3-g4
    [18] => moveindex 21;MOVE: h5-g4
    [19] => moveindex 20;MOVE: N f5-e3
    [20] => moveindex 19;MOVE: g7-g6
    [21] => moveindex 18;MOVE: N d2-b3
    [22] => moveindex 17;MOVE: b-b3; MOVE: C-a4
    [23] => moveindex 16;MOVE: Cb i2-a4
    [24] => moveindex 15;MOVE: h6-h5
    [25] => moveindex 14;MOVE: a2-; MOVE:  R-b2; MOVE:  c2-; MOVE:  N-d2; MOVE:  B-e2; MOVE:  K-f2; MOVE:  g2-; MOVE:  B-h2; MOVE: Cb-i2
    [26] => moveindex 13;MOVE: e7-d7
    [27] => moveindex 12;MOVE: N g3-f5
    [28] => moveindex 11;MOVE: c-g1; MOVE: b-h2
    [29] => moveindex 10;MOVE: b2-; MOVE:  CR-a2
    [30] => moveindex 9;MOVE: e8-g1
    [31] => moveindex 8;MOVE: Cn g8-a2
    [32] => moveindex 7;MOVE: d7-; MOVE: cb-e8
    [33] => moveindex 6;MOVE: Cn-g8; MOVE:  p-g7; MOVE:  g6-; MOVE: P-g4; MOVE:  N-g3; MOVE: B-g2; MOVE:  g1-
    [34] => moveindex 5;MOVE: b6-b5
    [35] => moveindex 4;MOVE: f2-; MOVE: CB-g1
    [36] => moveindex 3;MOVE: e1-e8
    [37] => moveindex 2;MOVE: C e8-g1
    [38] => moveindex 1;MOVE: e6-e5
    [39] => moveindex 0;MOVE: e3-e4
)
movelist
1. e3-e4 
1... e6-e5 
2. C e8-g1 
2... e1-e8 
3. f2-;CB-g1 
3... b6-b5 
4. Cn-g8; p-g7; g6-;P-g4; N-g3;B-g2; g1- 
4... d7-;cb-e8 
5. Cn g8-a2 
5... e8-g1 
6. b2-; CR-a2 // Yours is better.
6... c-g1;b-h2 
7. N g3-f5 // Check
7... e7-d7 
8. a2-; R-b2; c2-; N-d2; B-e2; K-f2; g2-; B-h2;Cb-i2 
8... h6-h5 
9. Cb i2-a4 
9... b-b3;C-a4 
10. N d2-b3 // Position is more complex than it appears,
10... g7-g6 
11. N f5-e3 
11... h5-g4 
12. N e3-g4 
12... h7-h3 
13. K f2-g2 
13... h3-h4 
14. N g4-f6 // Check
14... d7-e6 
15. N f6-g4 
15... d6-d5 
16. N b3-c5 // Check. Doubtly move?
16... e6-d6 
17. N c5-b7 // Check
17... d6-e6 
18. B h2-g3 
18... h4-h5 
19. d3-d4 
19... e5-d4 
20. c3-d4 
20... resign
constants
Array
(
)