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Using the point C and the point Hb, construct a line b (rule W02);
% DET: points C and Hb are not the same
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Using the point C and the point Ta, construct a line a (rule W02);
% DET: points C and Ta are not the same
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Using the point Hb and the line b, construct a line hb (rule W10b);
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Using the line hb and the line a, construct a point B (rule W03);
% NDG: lines hb and a are not parallel
% DET: lines hb and a are not the same
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Using the point B, the point C, the point Ta and the line a, construct a point T`a (rule W19);
% NDG: points B and C are not the same points C and Ta are not the same points C and midpoint([B,Ta]) are not the same
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Using the point Ta and the point T`a, construct a circle k_over(Ta,T`a) (rule W09);
% NDG: points Ta and T`a are not the same
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Using the circle k_over(Ta,T`a) and the line b, construct a point Awc and a point A (rule W04);
% NDG: line b and circle k_over(Ta,T`a) intersect