
\FADiagram{}
\FAProp(0.,10.)(6.,10.)(0.,){/ScalarDash}{0}
\FALabel(3.,8.93)[t]{$\phi_{1/2}$}
\FAProp(20.,10.)(14.,10.)(0.,){/ScalarDash}{0}
\FALabel(17.,8.23)[t]{$\phi_{1/2}$}
\FAProp(6.,10.)(14.,10.)(1.,){/ScalarDash}{1}
\FALabel(10.,4.93)[t]{$\tilde t$}
\FAProp(3.,10.)(17.,10.)(-1.1,){/ScalarDash}{-1}
\FALabel(10.,20.4)[t]{$\tilde t$}
\FAProp(8.,13.5)(6.,10.)(0.315846,){/Cycles}{0}
\FALabel(5.58149,12.3549)[br]{$g$}
\FAProp(12.,13.5)(8.,13.5)(0.8,){/Straight}{1}
%\FALabel(10.,16.17)[b]{$g$}
\FAProp(12.,13.5)(8.,13.5)(-0.8,){/Straight}{-1}
\FALabel(10.,10.83)[t]{$t$}
\FAProp(12.,13.5)(14.,10.)(-0.310119,){/Cycles}{0}
\FALabel(14.4085,12.3491)[bl]{$g$}
\FAVert(12.,13.5){0}
\FAVert(8.,13.5){0}
\FAVert(6.,10.){0}
\FAVert(14.,10.){0}
\FAVert(3.,10.){0}
\FAVert(17.,10.){0}

\FADiagram{}
\FAProp(0.,10.)(6.,10.)(0.,){/ScalarDash}{0}
\FALabel(3.,8.93)[t]{$\phi_{1/2}$}
\FAProp(20.,10.)(14.,10.)(0.,){/ScalarDash}{0}
\FALabel(17.,5.83)[b]{$\phi_{1/2}$}
\FAProp(10.,6.)(6.,10.)(-0.434885,){/Straight}{-1}
\FALabel(6.51421,6.51421)[tr]{$t$}
\FAProp(10.,6.)(14.,10.)(0.412689,){/Straight}{1}
\FALabel(13.4414,6.55861)[tl]{$t$}
\FAProp(12.,13.2)(12.,6.8)(0.,){/Cycles}{0}
%\FALabel(11.4,12.)[r]{$ g$}
\FAProp(8.,13.2)(8.,6.8)(0.,){/ScalarDash}{0}
\FALabel(9.2,10.)[l]{$ \varepsilon$}
\FAProp(10.,14.)(6.,10.)(0.425735,){/Straight}{1}
\FALabel(6.53252,13.4675)[br]{$t$}
\FAProp(10.,14.)(14.,10.)(-0.412689,){/Straight}{-1}
\FALabel(13.4414,13.0414)[bl]{$t$}
\FAVert(12.,13.2){0}
\FAVert(12.,6.8){0}
\FAVert(6.,10.){0}
\FAVert(14.,10.){0}
\FAVert(8.,13.2){0}
\FAVert(8.,6.8){0}

\FADiagram{}
\FAProp(0.,10.)(3.,10.)(0.,){/ScalarDash}{0}
\FAProp(3.,10.)(6.,10.)(0.,){/Straight}{0}
\FALabel(3.,8.93)[t]{$\phi_{1/2}$}
\FAProp(20.,10.)(17.,10.)(0.,){/ScalarDash}{0}
\FAProp(17.,10.)(14.,10.)(0.,){/Straight}{0}
\FALabel(17.,8.23)[t]{$\phi_{1/2}$}
\FAProp(6.,10.)(14.,10.)(1.,){/Straight}{1}
\FALabel(10.,4.93)[t]{$\ t$}
\FAProp(3.,10.)(17.,10.)(-1.1,){/Straight}{-1}
\FALabel(10.,20.4)[t]{$ t$}
\FAProp(8.,13.5)(6.,10.)(0.315846,){/Cycles}{0}
\FALabel(5.58149,12.3549)[br]{$g$}
\FAProp(12.,13.5)(8.,13.5)(0.8,){/ScalarDash}{1}
%\FALabel(10.,16.17)[b]{$g$}
\FAProp(12.,13.5)(8.,13.5)(-0.8,){/ScalarDash}{-1}
\FALabel(10.,10.83)[t]{$\tilde q$}
\FAProp(12.,13.5)(14.,10.)(-0.310119,){/Cycles}{0}
\FALabel(14.4085,12.3491)[bl]{$g$}
\FAVert(12.,13.5){0}
\FAVert(8.,13.5){0}
\FAVert(6.,10.){0}
\FAVert(14.,10.){0}
\FAVert(3.,10.){0}
\FAVert(17.,10.){0}
