Using the point C and the point T_c, construct a line s_c (rule W02);

% DET: points C and T_c are not the same

Using the point M_c and the point T_c, construct a line c (rule W02);

% DET: points M_c and T_c are not the same

Using the point M_c and the line c, construct a line m_c (rule W10b);

Using the line m_c and the line s_c, construct a point N_c (rule W03);

% NDG: lines m_c and s_c are not parallel

% DET: lines m_c and s_c are not the same

Using the point C and the point N_c, construct a line m(CN_c) (rule W14);

% DET: points C and N_c are not the same

Using the line m(CN_c) and the line m_c, construct a point O (rule W03);

% NDG: lines m(CN_c) and m_c are not parallel

% DET: lines m(CN_c) and m_c are not the same

Using the point C and the point O, construct a circle k(O,C) (rule W06);

% NDG: points C and O are not the same

Using the circle k(O,C) and the line c, construct a point A and a point B (rule W04);

% NDG: line c and circle k(O,C) intersect