\[
2 + \frac\frac{{1 - \frac{{2 + \frac{3}{5}{7}}}{3} + 1}}\frac{2}{5} \cdot \left( {\frac{1}{2} + \frac{2}{3} \cdot \frac{5}{2 \right)}}

2 + \frac\frac{{1 - \frac{{\frac{{13{5}}}{7}}}{3} + 1}}\frac{2}{5} \cdot \left( {\frac{1}{2} + \frac{5}{3 \right)}}

2 + \frac\frac{{1 - \frac{{91{5}}}{3} + 1}}\frac{2}{5} \cdot \frac{{13{6}}}

2 + \frac\frac{{\frac{{ - 86{5}}}{3} + 1}}\frac{{1315}}

2 + \frac\frac{{ - 8615 + 1}}\frac{{1315}}

2 + \frac\frac{{ - 7115}}\frac{{1315}}

2 + \frac\left( { - 71} \right)13 = \frac- 4513
\]