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Length of proof is 56.  Level of proof is 11.

---------------- PROOF ----------------

10 [] Col(xa,xb,xc)| -T(xa,xb,xc).
12 [] Col(xa,xb,xc)| -T(xc,xa,xb).
13 [] ip(t,b,c1,c,a)=d.
32 [] -T(xa,xp,xc)| -T(xb,xq,xc)|T(xp,ip(xa,xp,xc,xb,xq),xb).
45 [] T(x,y,y).
46 [] -T(xa,xb,xc)|T(xc,xb,xa).
47 [] T(xa,xa,xb).
48 [] -T(xa,xb,xc)| -T(xb,xa,xc)|xa=xb.
87 [] -Col(x,y,z)|Col(y,x,z).
124 [] -sameside(xa,xp,xb)|xb!=xp.
129 [] -sameside(xa,xp,xb)|Col(xa,xp,xb).
131 [] -Col(xa,xp,xb)|T(xa,xp,xb)|sameside(xa,xp,xb).
132 [] xa=xp|sameside(xa,xp,xa).
144 [] -M(xa,xm,xb)|T(xa,xm,xb).
149 [] -M(xa,xm,xa)|xm=xa.
151 [] M(x,xa,s(xa,x)).
153 [] s(x,s(x,y))=y.
156 [] s(xa,xp)!=xp|xp=xa.
157 [] xp!=xa|s(xa,xp)=xp.
231 [] xa=xb|xp=xq| -Col(xa,xb,xp)| -Col(xa,xb,xq)| -Col(xa,xb,xt)|Col(xp,xq,xt).
232 [] xa=xb|xc=xd| -Col(xa,xb,xc)| -Col(xa,xb,xd)| -Col(xc,xd,xp)|Col(xa,xb,xp).
309 [] -parallel(xA,yA,xB,yB)| -Col(xA,yA,x)| -Col(xB,yB,x).
317 [] -parallel(xt,xq,xr,xs)| -parallel(xt,xq,xp1,xp2)| -Col(xr,xs,xa)| -Col(xp1,xp2,xa)|Col(xt,xq,xa)|T(c1211(xt,xq,xr,xs,xp1,xp2,xa),b1211(xt,xq,xr,xs,xp1,xp2,xa),xt).
318 [] -parallel(xt,xq,xr,xs)| -parallel(xt,xq,xp1,xp2)| -Col(xr,xs,a)| -Col(xp1,xp2,xa)|Col(xt,xq,xa)|Col(xp1,xp2,c1211(xt,xq,xr,xs,xp1,xp2,xa)).
319 [] -parallel(xt,xq,xr,xs)| -parallel(xt,xq,xp1,xp2)| -Col(xr,xs,xa)| -Col(xp1,xp2,xa)|Col(xt,xq,xa)|xa!=c1211(xt,xq,xr,xs,xp1,xp2,xa).
320 [] -parallel(xt,xq,xr,xs)| -parallel(xt,xq,xp1,xp2)| -Col(xr,xs,xa)| -Col(xp1,xp2,xa)|Col(xt,xq,xa)|Col(xr,xs,b1211(xt,xq,xr,xs,xp1,xp2,xa)).
377 [] x=x.
378 [] t!=q.
379 [] -Col(t,q,a).
380 [] r!=cs.
381 [] Col(r,cs,a).
382 [] p1!=p2.
383 [] Col(p1,p2,a).
384 [] -Col(r,cs,p1)| -Col(r,cs,p2).
385 [] parallel(t,q,r,cs).
386 [] parallel(t,q,p1,p2).
387 [] b=b1211(t,q,r,cs,p1,p2,a).
388 [] c1=c1211(t,q,r,cs,p1,p2,a).
389 [] c=s(a,c1).
393 [] a=b|a!=b.
394 [] a=d.
398 [binary,378.1,132.1] sameside(t,q,t).
450 [ur,48,45,380] -T(cs,r,cs).
461 [binary,381.1,87.1] Col(cs,r,a).
476 [binary,382.1,132.1] sameside(p1,p2,p1).
501 [ur,48,45,382] -T(p2,p1,p2).
512 [binary,383.1,87.1] Col(p2,p1,a).
531 [binary,384.1,87.2] -Col(r,cs,p2)| -Col(cs,r,p1).
641 [para_from,387.1.2,320.6.3,unit_del,385,386,381,383,379] Col(r,cs,b).
642 [para_from,387.1.2,317.6.2,unit_del,385,386,381,383,379] T(c1211(t,q,r,cs,p1,p2,a),b,t).
648 [para_from,388.1.2,319.6.2,unit_del,385,386,381,383,379] a!=c1.
649 [para_from,388.1.2,318.6.3,unit_del,385,386,381,383,379] Col(p1,p2,c1).
657 [para_into,389.1.2,157.2.1] c=c1|c1!=a.
658 [para_from,389.1.2,156.1.1] c!=c1|c1=a.
659 [para_from,389.1.2,153.1.1.2] s(a,c)=c1.
660 [para_from,389.1.2,151.1.3] M(c1,a,c).
708 [binary,398.1,129.1] Col(t,q,t).
719 [binary,450.1,131.2] -Col(cs,r,cs)|sameside(cs,r,cs).
720 (heat=1) [binary,719.1,12.1,unit_del,47] sameside(cs,r,cs).
768 [binary,476.1,129.1] Col(p1,p2,p1).
778 [binary,501.1,131.2] -Col(p2,p1,p2)|sameside(p2,p1,p2).
779 (heat=1) [binary,778.1,12.1,unit_del,47] sameside(p2,p1,p2).
858 [binary,641.1,87.1] Col(cs,r,b).
891 [para_into,642.1.1,388.1.2] T(c1,b,t).
901 [binary,648.1,149.2] -M(c1,a,c1).
954 [binary,649.1,87.1] Col(p2,p1,c1).
1009 [para_from,658.2.1,648.1.2,unit_del,377] c!=c1.
1014 [para_into,659.1.1,157.2.1,unit_del,1009] c!=a.
1018 [para_from,659.1.1,151.1.3] M(c,a,c1).
1025 [binary,660.1,144.1] T(c1,a,c).
1028 (heat=1) [binary,1025.1,10.2] Col(c1,a,c).
1037 [para_into,660.1.3,657.1.1,unit_del,901] c1!=a.
1051 [ur,309,386,708] -Col(p1,p2,t).
1066 [binary,720.1,124.1] cs!=r.
1077 [binary,768.1,87.1] Col(p2,p1,p1).
1093 [hyper,231,649,383,768,unit_del,382,1037] Col(c1,a,p1).
1118 [binary,779.1,129.1] Col(p2,p1,p2).
1120 [binary,779.1,124.1] p2!=p1.
1167 [binary,891.1,46.1] T(t,b,c1).
1260 [hyper,231,954,512,512,unit_del,1120,1037] Col(c1,a,a).
1435 [binary,1018.1,144.1] T(c,a,c1).
1678 [ur,232,382,648,383,649,1051] -Col(a,c1,t).
1693 (heat=1) [binary,1678.1,12.1] -T(t,a,c1).
1862 [hyper,231,954,512,1118,unit_del,1120,1037] Col(c1,a,p2).
2091 [para_into,1167.1.2,393.1.2,unit_del,1693] a!=b.
2112 [hyper,231,1028,1260,1093,unit_del,1037,1014] Col(c,a,p1).
2183 [hyper,32,1167,1435,demod,13] T(b,d,c).
2386 [hyper,231,1028,1260,1862,unit_del,1037,1014] Col(c,a,p2).
2605 [binary,2183.1,46.1] T(c,d,b).
2861 [para_into,2605.1.2,394.1.2] T(c,a,b).
2868 (heat=1) [binary,2861.1,10.2] Col(c,a,b).
3078 [hyper,231,2386,2112,2868,unit_del,1014,1120] Col(p2,p1,b).
3146 [hyper,231,512,3078,1118,unit_del,1120,2091] Col(a,b,p2).
3147 [hyper,231,512,3078,1077,unit_del,1120,2091] Col(a,b,p1).
3221 [hyper,232,381,641,3146,unit_del,380,2091] Col(r,cs,p2).
3257 [hyper,232,461,858,3147,unit_del,1066,2091] Col(cs,r,p1).
3312 [binary,3221.1,531.1] -Col(cs,r,p1).
3313 [binary,3312.1,3257.1] $F.