Mysterious gravestone

000000000000000000000000000000000000000000000000 000000000000000000000c11111111100000000000000000 000000000000000000ccc111111111111000000000000000 00000000000000000c111111111111111110000000000000 0000000000000000c1111111111111111111000000000000 000000000000000c11111111111111111111000000000000 0000000000000001111ccc1ccc1ccc111111100000000000 00000000000000c1111c11c1c11c11c11111100000000000 0000000000000c11111c11c1c11c1cc11111110000000000 0000000000000cc1c11c11c1c11c1c111111110000000000 0000000000000c11111ccc11c11ccc111111110000000000 0000000000000cc1111c1c11c11c11111111110000000000 0000000000000c1c111c1c1ccc1c11111111110000000000 0000000000000cc111111111111111111111110000000000 0000000000000ccc11111111111111111111110000000000 0000000000000cc11c111111111111111111110000000000 0000000000000cccc11c111cc1111cc11cc1110000000000 0000000000000cc1111cc1cccccc1cc11cc1110000000000 0000000000000c1c1111ccc1c11cccc11cc1110000000000 0000000000000cccc1111cc1c111ccc11cc1110000000000 0000000000000c1c11111c11cc11ccccccc1110000000000 000880000000bcc11c11cc11ccccc1cccc111100b0000000 88888888888abc1cc11cc11111111111111111b8888b0000 8888888888babcc1111111111111111111111188888888b8 888888888b888cccc11c111111111151511111888888888b 88b8888888b88cc1c1c11111111151518511518888888888 888b8b8888888c181c111111111115868511118888888888 8bb8b8bb88b88cc8ccc11111111111666651118888888888 8b888888888855c58c851111611658666665618888888888 8888888b8885556666666666666666666666658888888888 888888bb8b55555555555555655655665555558888888888 888888b88855555555555555555555555555588888888888 ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ...................000.000.000.................. ...................0..0.0..0..0................. ...................0..0.0..0.00................. ...................0..0.0..0.0.................. ...................000..0..000.................. ...................0.0..0..0.................... ...................0.0.000.0.................... ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ ................................................ death Examine letters closely