Symmetric bearish triangle

The graph shows a bearish symmetrical triangle, where the market price records are contained by a resistance line (formed by points A and B) and a support line (formed by points C and D), is formed a break at point E, generating a downtrend, we enter a short position and take profits at a distance of the break equal to the base of the triangle (distance FG).
Temporality of 4 hours in the LNK / BTC pair in October 2019.