| Step | Hyp | Ref
| Expression |
| 1 | | brsegle 32215 |
. 2
  
   
     
   
             
     
  
   Cgr       |
| 2 | | simprl 794 |
. . . . . . . 8
              
         
        
   Cgr          |
| 3 | | simpl1 1064 |
. . . . . . . . . 10
                       
    
  |
| 4 | | simpl3l 1116 |
. . . . . . . . . 10
                       
    
      |
| 5 | | simpl3r 1117 |
. . . . . . . . . 10
                       
    
      |
| 6 | | simpr 477 |
. . . . . . . . . 10
                       
           |
| 7 | | btwncolinear2 32177 |
. . . . . . . . . 10
  
   
             
      |
| 8 | 3, 4, 5, 6, 7 | syl13anc 1328 |
. . . . . . . . 9
                       
        
      |
| 9 | 8 | adantr 481 |
. . . . . . . 8
              
         
        
   Cgr     
  
      |
| 10 | 2, 9 | mpd 15 |
. . . . . . 7
              
         
        
   Cgr          |
| 11 | | simpl2l 1114 |
. . . . . . . 8
                       
    
      |
| 12 | | simpl2r 1115 |
. . . . . . . 8
                       
    
      |
| 13 | | simprr 796 |
. . . . . . . 8
              
         
        
   Cgr        Cgr     |
| 14 | 3, 11, 12, 4, 6, 13 | cgrcomand 32098 |
. . . . . . 7
              
         
        
   Cgr        Cgr     |
| 15 | | simpl2 1065 |
. . . . . . . . 9
                       
                 |
| 16 | | lineext 32183 |
. . . . . . . . 9
  
   
         
                  Cgr                Cgr3         |
| 17 | 3, 4, 6, 5, 15, 16 | syl131anc 1339 |
. . . . . . . 8
                       
             Cgr                Cgr3         |
| 18 | 17 | adantr 481 |
. . . . . . 7
              
         
        
   Cgr         
   Cgr   
            Cgr3         |
| 19 | 10, 14, 18 | mp2and 715 |
. . . . . 6
              
         
        
   Cgr                 Cgr3        |
| 20 | | an32 839 |
. . . . . . . . 9
              
         
    
    
                       
    
       |
| 21 | | simpll1 1100 |
. . . . . . . . . . . 12
              
         
    
    
  |
| 22 | | simpl3l 1116 |
. . . . . . . . . . . . 13
                       
    
      |
| 23 | 22 | adantr 481 |
. . . . . . . . . . . 12
              
         
    
    
      |
| 24 | | simpr 477 |
. . . . . . . . . . . 12
              
         
    
           |
| 25 | | simpl3r 1117 |
. . . . . . . . . . . . 13
                       
    
      |
| 26 | 25 | adantr 481 |
. . . . . . . . . . . 12
              
         
    
    
      |
| 27 | | simpl2l 1114 |
. . . . . . . . . . . . 13
                       
    
      |
| 28 | 27 | adantr 481 |
. . . . . . . . . . . 12
              
         
    
    
      |
| 29 | | simpl2r 1115 |
. . . . . . . . . . . . 13
                       
    
      |
| 30 | 29 | adantr 481 |
. . . . . . . . . . . 12
              
         
    
    
      |
| 31 | | simplr 792 |
. . . . . . . . . . . 12
              
         
    
    
      |
| 32 | | brcgr3 32153 |
. . . . . . . . . . . 12
  
   
         
       
             Cgr3     
    Cgr  
   Cgr      Cgr       |
| 33 | 21, 23, 24, 26, 28, 30, 31, 32 | syl133anc 1349 |
. . . . . . . . . . 11
              
         
    
            Cgr3          Cgr      Cgr 
    Cgr 
     |
| 34 | 33 | adantr 481 |
. . . . . . . . . 10
     
         
         
    
        
   Cgr            Cgr3     
    Cgr  
   Cgr      Cgr       |
| 35 | | simp2l 1087 |
. . . . . . . . . . . . 13
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
 
   |
| 36 | | simp3 1063 |
. . . . . . . . . . . . . 14
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
    Cgr  
   Cgr      Cgr      |
| 37 | 33 | 3ad2ant1 1082 |
. . . . . . . . . . . . . 14
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
       Cgr3     
    Cgr  
   Cgr      Cgr       |
| 38 | 36, 37 | mpbird 247 |
. . . . . . . . . . . . 13
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
      Cgr3 
      |
| 39 | | btwnxfr 32163 |
. . . . . . . . . . . . . . 15
  
   
         
       
          
      Cgr3 
           |
| 40 | 21, 23, 24, 26, 28, 30, 31, 39 | syl133anc 1349 |
. . . . . . . . . . . . . 14
              
         
    
        
       Cgr3      
      |
| 41 | 40 | 3ad2ant1 1082 |
. . . . . . . . . . . . 13
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
 
  
      Cgr3 
           |
| 42 | 35, 38, 41 | mp2and 715 |
. . . . . . . . . . . 12
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
 
   |
| 43 | | simp32 1098 |
. . . . . . . . . . . . 13
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
   Cgr     |
| 44 | | cgrcom 32097 |
. . . . . . . . . . . . . . 15
  
   
     
   
          Cgr      Cgr 
    |
| 45 | 21, 23, 26, 28, 31, 44 | syl122anc 1335 |
. . . . . . . . . . . . . 14
              
         
    
         Cgr      Cgr      |
| 46 | 45 | 3ad2ant1 1082 |
. . . . . . . . . . . . 13
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
    Cgr      Cgr 
    |
| 47 | 43, 46 | mpbid 222 |
. . . . . . . . . . . 12
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
   Cgr     |
| 48 | 42, 47 | jca 554 |
. . . . . . . . . . 11
     
         
         
    
        
   Cgr   
    Cgr      Cgr 
    Cgr 
  
       Cgr      |
| 49 | 48 | 3expia 1267 |
. . . . . . . . . 10
     
         
         
    
        
   Cgr          Cgr      Cgr      Cgr 
    
    Cgr 
     |
| 50 | 34, 49 | sylbid 230 |
. . . . . . . . 9
     
         
         
    
        
   Cgr            Cgr3             Cgr       |
| 51 | 20, 50 | sylanb 489 |
. . . . . . . 8
     
         
         
    
        
   Cgr            Cgr3             Cgr       |
| 52 | 51 | an32s 846 |
. . . . . . 7
     
         
         
        
   Cgr                 Cgr3             Cgr       |
| 53 | 52 | reximdva 3017 |
. . . . . 6
              
         
        
   Cgr      
      
    Cgr3              
    Cgr 
     |
| 54 | 19, 53 | mpd 15 |
. . . . 5
              
         
        
   Cgr             
    Cgr 
    |
| 55 | 54 | ex 450 |
. . . 4
                       
        
    Cgr 
           
   Cgr       |
| 56 | 55 | rexlimdva 3031 |
. . 3
  
   
     
   
               
    Cgr 
           
   Cgr       |
| 57 | | simprl 794 |
. . . . . . . 8
              
         
     
  
   Cgr          |
| 58 | | simpll1 1100 |
. . . . . . . . 9
              
         
     
  
   Cgr       |
| 59 | 27 | adantr 481 |
. . . . . . . . 9
              
         
     
  
   Cgr           |
| 60 | | simplr 792 |
. . . . . . . . 9
              
         
     
  
   Cgr           |
| 61 | 29 | adantr 481 |
. . . . . . . . 9
              
         
     
  
   Cgr           |
| 62 | | btwncolinear1 32176 |
. . . . . . . . 9
  
   
             
      |
| 63 | 58, 59, 60, 61, 62 | syl13anc 1328 |
. . . . . . . 8
              
         
     
  
   Cgr               |
| 64 | 57, 63 | mpd 15 |
. . . . . . 7
              
         
     
  
   Cgr          |
| 65 | | simprr 796 |
. . . . . . 7
              
         
     
  
   Cgr        Cgr     |
| 66 | | simpl1 1064 |
. . . . . . . . 9
                       
    
  |
| 67 | | simpr 477 |
. . . . . . . . 9
                       
    
      |
| 68 | | simpl3 1066 |
. . . . . . . . 9
                       
                 |
| 69 | | lineext 32183 |
. . . . . . . . 9
  
   
         
                  Cgr                Cgr3         |
| 70 | 66, 27, 67, 29, 68, 69 | syl131anc 1339 |
. . . . . . . 8
                       
             Cgr                Cgr3         |
| 71 | 70 | adantr 481 |
. . . . . . 7
              
         
     
  
   Cgr         
   Cgr   
            Cgr3         |
| 72 | 64, 65, 71 | mp2and 715 |
. . . . . 6
              
         
     
  
   Cgr                 Cgr3        |
| 73 | 27, 67, 29 | 3jca 1242 |
. . . . . . . . . . . 12
                       
                     |
| 74 | 73 | adantr 481 |
. . . . . . . . . . 11
              
         
    
                     |
| 75 | | brcgr3 32153 |
. . . . . . . . . . 11
  
   
         
       
             Cgr3     
    Cgr  
   Cgr      Cgr       |
| 76 | 21, 74, 23, 26, 24, 75 | syl113anc 1338 |
. . . . . . . . . 10
              
         
    
            Cgr3          Cgr      Cgr 
    Cgr 
     |
| 77 | 76 | adantr 481 |
. . . . . . . . 9
     
         
         
    
     
  
   Cgr            Cgr3     
    Cgr  
   Cgr      Cgr       |
| 78 | | simp2l 1087 |
. . . . . . . . . . . 12
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
 
   |
| 79 | | simp32 1098 |
. . . . . . . . . . . . . 14
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
   Cgr     |
| 80 | | simp2r 1088 |
. . . . . . . . . . . . . 14
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
   Cgr     |
| 81 | | simp33 1099 |
. . . . . . . . . . . . . . 15
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
   Cgr     |
| 82 | | cgrcomlr 32105 |
. . . . . . . . . . . . . . . . 17
  
   
     
   
          Cgr      Cgr      |
| 83 | 21, 31, 30, 26, 24, 82 | syl122anc 1335 |
. . . . . . . . . . . . . . . 16
              
         
    
         Cgr    
 Cgr      |
| 84 | 83 | 3ad2ant1 1082 |
. . . . . . . . . . . . . . 15
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
    Cgr      Cgr      |
| 85 | 81, 84 | mpbid 222 |
. . . . . . . . . . . . . 14
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
   Cgr     |
| 86 | 79, 80, 85 | 3jca 1242 |
. . . . . . . . . . . . 13
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
    Cgr  
   Cgr      Cgr      |
| 87 | | brcgr3 32153 |
. . . . . . . . . . . . . . 15
  
   
         
       
             Cgr3     
    Cgr  
   Cgr      Cgr       |
| 88 | 21, 28, 30, 31, 23, 24, 26, 87 | syl133anc 1349 |
. . . . . . . . . . . . . 14
              
         
    
            Cgr3          Cgr 
    Cgr 
    Cgr       |
| 89 | 88 | 3ad2ant1 1082 |
. . . . . . . . . . . . 13
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
       Cgr3     
    Cgr  
   Cgr      Cgr       |
| 90 | 86, 89 | mpbird 247 |
. . . . . . . . . . . 12
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
      Cgr3 
      |
| 91 | | btwnxfr 32163 |
. . . . . . . . . . . . . 14
  
   
         
       
          
      Cgr3 
           |
| 92 | 21, 28, 30, 31, 23, 24, 26, 91 | syl133anc 1349 |
. . . . . . . . . . . . 13
              
         
    
        
       Cgr3      
      |
| 93 | 92 | 3ad2ant1 1082 |
. . . . . . . . . . . 12
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
           Cgr3      
 
    |
| 94 | 78, 90, 93 | mp2and 715 |
. . . . . . . . . . 11
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
 
   |
| 95 | 94, 79 | jca 554 |
. . . . . . . . . 10
     
         
         
    
     
  
   Cgr      
 Cgr 
    Cgr 
    Cgr 
  
       Cgr      |
| 96 | 95 | 3expia 1267 |
. . . . . . . . 9
     
         
         
    
     
  
   Cgr          Cgr      Cgr 
    Cgr 
    
    Cgr 
     |
| 97 | 77, 96 | sylbid 230 |
. . . . . . . 8
     
         
         
    
     
  
   Cgr            Cgr3      
  
   Cgr       |
| 98 | 97 | an32s 846 |
. . . . . . 7
     
         
         
     
  
   Cgr                 Cgr3      
  
   Cgr       |
| 99 | 98 | reximdva 3017 |
. . . . . 6
              
         
     
  
   Cgr      
      
    Cgr3              
    Cgr 
     |
| 100 | 72, 99 | mpd 15 |
. . . . 5
              
         
     
  
   Cgr             
    Cgr 
    |
| 101 | 100 | ex 450 |
. . . 4
                       
        
    Cgr 
           
   Cgr       |
| 102 | 101 | rexlimdva 3031 |
. . 3
  
   
     
   
               
    Cgr 
           
   Cgr       |
| 103 | 56, 102 | impbid 202 |
. 2
  
   
     
   
               
    Cgr 
  
     
  
   Cgr       |
| 104 | 1, 103 | bitrd 268 |
1
  
   
     
   
             
     
  
   Cgr       |