Comparisons of ALICE $v_2\{4\}/v_2\{2\}$ results from  to $\varepsilon_{2}\{4\}/\varepsilon_{2}\{2\}$ from the same initial state models shown in the previous figure:the MC Glauber nucleon model , the MC Glauber constituent quark model , T$_{\rm{R}}$ENTo , and IP-Glasma .