Stockfish contempt test vs "weak" engine

[Jouni]

I was curious how contempt works against much weaker engine. I tried Deep Fritz 12, which is at least 500 points below SF. 1+1 minute games. After 300 games each it seems to work even here:

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con=20

                               
1   Stockfish 9 64 BMI2  +545  +275/=25/-0 95.83%  287.5/300
2   Deep Fritz 12        -545  +0/=25/-275 4.17%   12.5/300

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con=0 

                               
1   Stockfish 9 64 BMI2  +473  +266/=31/-3 93.83%  281.5/300
2   Deep Fritz 12        -473  +3/=31/-266 6.17%   18.5/300

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[Nordlandia]

Try con=50 or more!