=== Eight Queens Puzzle Test Results ===

Overall Accuracy: 3/50 (6.0%)

Results by Complexity:
Complexity 1: 0/6 (0.0%)
Complexity 2: 1/15 (6.7%)
Complexity 3: 2/10 (20.0%)
Complexity 4: 0/18 (0.0%)
Complexity 5: 0/1 (0.0%)

Errors:

Sample sample_0 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_1 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_2 (complexity 1):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_3 (complexity 1):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_4 (complexity 2):
Response: Here's the solution: 1 3, 2 5, 4 1
Error: Invalid format: Missing <<< or >>>

Sample sample_5 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_6 (complexity 1):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_7 (complexity 1):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_8 (complexity 1):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_9 (complexity 1):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_10 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_11 (complexity 3):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_12 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_13 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_14 (complexity 2):
Response: Here's the solution: 1 3, 2 5, 4 1
Error: Invalid format: Missing <<< or >>>

Sample sample_15 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_16 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_18 (complexity 3):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_19 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_20 (complexity 2):
Response: <<<>>>
Error: Empty solution

Sample sample_21 (complexity 2):
Response: Here's the solution: 1 3, 2 5, 4 1
Error: Invalid format: Missing <<< or >>>

Sample sample_22 (complexity 2):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_23 (complexity 3):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_25 (complexity 3):
Response: Here's the solution: 1 3, 2 5, 4 1
Error: Invalid format: Missing <<< or >>>

Sample sample_26 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_27 (complexity 4):
Response: <<<invalid format>>>
Error: Invalid position format

Sample sample_28 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_29 (complexity 4):
Response: <<<invalid format>>>
Error: Invalid position format

Sample sample_30 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_31 (complexity 3):
Response: <<<>>>
Error: Empty solution

Sample sample_32 (complexity 4):
Response: <<<>>>
Error: Empty solution

Sample sample_34 (complexity 4):
Response: <<<invalid format>>>
Error: Invalid position format

Sample sample_35 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_36 (complexity 3):
Response: <<<>>>
Error: Empty solution

Sample sample_37 (complexity 3):
Response: <<<>>>
Error: Empty solution

Sample sample_38 (complexity 3):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_39 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_40 (complexity 4):
Response: <<<>>>
Error: Empty solution

Sample sample_41 (complexity 5):
Response: Here's the solution: 1 3, 2 5, 4 1
Error: Invalid format: Missing <<< or >>>

Sample sample_42 (complexity 4):
Response: <<<invalid format>>>
Error: Invalid position format

Sample sample_43 (complexity 4):
Response: <<<invalid format>>>
Error: Invalid position format

Sample sample_44 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_45 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_46 (complexity 4):
Response: <<<invalid format>>>
Error: Invalid position format

Sample sample_47 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_48 (complexity 4):
Response: <<<no valid solution found>>>
Error: Invalid position format

Sample sample_49 (complexity 4):
Response: <<<invalid format>>>
Error: Invalid position format