| Step | Hyp | Ref | Expression | 
						
							| 1 |  | cdlemk.b |  | 
						
							| 2 |  | cdlemk.l |  | 
						
							| 3 |  | cdlemk.j |  | 
						
							| 4 |  | cdlemk.a |  | 
						
							| 5 |  | cdlemk.h |  | 
						
							| 6 |  | cdlemk.t |  | 
						
							| 7 |  | cdlemk.r |  | 
						
							| 8 |  | cdlemk.m |  | 
						
							| 9 |  | simp31 |  | 
						
							| 10 |  | simp32 |  | 
						
							| 11 |  | simp33l |  | 
						
							| 12 | 9 10 11 | 3jca |  | 
						
							| 13 | 1 2 3 4 5 6 7 8 | cdlemk5 |  | 
						
							| 14 | 12 13 | syld3an3 |  | 
						
							| 15 |  | simp11l |  | 
						
							| 16 |  | simp22l |  | 
						
							| 17 |  | simp11 |  | 
						
							| 18 |  | simp13 |  | 
						
							| 19 | 2 4 5 6 | ltrnat |  | 
						
							| 20 | 17 18 16 19 | syl3anc |  | 
						
							| 21 |  | simp21r |  | 
						
							| 22 | 2 4 5 6 | ltrnat |  | 
						
							| 23 | 17 21 16 22 | syl3anc |  | 
						
							| 24 |  | simp21l |  | 
						
							| 25 | 2 4 5 6 | ltrnat |  | 
						
							| 26 | 17 24 16 25 | syl3anc |  | 
						
							| 27 |  | simp12 |  | 
						
							| 28 | 4 5 6 7 | trlcocnvat |  | 
						
							| 29 | 17 18 27 11 28 | syl121anc |  | 
						
							| 30 |  | simp33r |  | 
						
							| 31 | 4 5 6 7 | trlcocnvat |  | 
						
							| 32 | 17 21 27 30 31 | syl121anc |  | 
						
							| 33 | 2 3 8 4 | dalaw |  | 
						
							| 34 | 15 16 20 23 26 29 32 33 | syl133anc |  | 
						
							| 35 | 14 34 | mpd |  |