 Not much remains of Stela 18 , and what is left is badly worn . However , archaeologist Sylvanus Morley claimed that it expressed a Calendar Round date of 6 Ahaw 13 K 'ayab ( corresponding to a Long Count date of 9 @.@ 17 @.@ 5 @.@ 0 @.@ 0 or Dec. 27 , 775 ) , which Martin and Grube note is within Ha ' K 'in Xook 's reign . Stela 23 is the king 's accession monument . Originally carved on all four faces , this stela is in poor condition because it tipped over and shattered . The largest portions remaining include the base , and remnants of a basal panel of glyphs that feature the feet of two individuals . Similar to Stela 18 , Martin and Grube argue that Stela 23 dates to the rulership of Ha ' K 'in Xook because the Calendar Round date on the monument is contemporary with the date found on Stela 13 . This stele details a puluuy utz 'itil ceremony for Ha ' K 'in Xook 's dead father , Itzam K 'an Ahk II , and , when translated , reads " Ruler 6 [ Ha ' K 'in Xook ] , child of Ruler 4 [ Itzam K 'an Ahk II ] … acceded to the rulership " , seemingly proving that Ha ' K 'in Xook was indeed the offspring of Itzam K 'an Ahk II . 
 Not much remains of Stela 18 , and what is left is badly worn . However , archaeologist Sylvanus Morley claimed that it expressed a Calendar Round date of 6 Ahaw 13 K <a href='null_genetive' title='1'><mark>'</mark></a>yab ( corresponding to a Long Count date of 9 @.@ 17 @.@ 5 @.@ 0 @.@ 0 or Dec. 27 , 775 ) , which Martin and Grube note <a href='drop_aux' title='2'><mark>is</mark></a>within Ha ' K 'in Xook <a href='null_genetive' title='3'><mark>'s</mark></a>reign . Stela 23 <a href='drop_aux' title='4'><mark>is</mark></a>the king <a href='null_genetive' title='5'><mark>'s</mark></a>accession monument . Originally carved on all four faces , this stela is in poor condition because it tipped over and shattered . The largest portions remaining include the base , and remnants of a basal panel of glyphs <a href='null_relcl' title='6'><mark>that</mark></a>feature the feet of two individuals . Similar to Stela 18 , Martin and Grube argue that Stela 23 dates to the rulership of Ha ' K 'in Xook because the Calendar Round date on the monument <a href='drop_aux' title='7'><mark>is</mark></a>contemporary with the date found on Stela 13 . This stele <a href='uninflect' title='8'><mark>details</mark></a> a puluuy utz 'itil ceremony for Ha ' K 'in Xook <a href='null_genetive' title='9'><mark>'s</mark></a>dead father , Itzam K 'an Ahk II , and , when translated , <a href='uninflect' title='10'><mark>reads</mark></a> " Ruler 6 [ Ha ' K 'in Xook ] , child of Ruler 4 [ Itzam K 'an Ahk II ] … acceded to the rulership " , seemingly proving that Ha ' K 'in Xook was indeed the offspring of Itzam K 'an Ahk II . 
Not much remains of Stela 18 , and what is left is badly worn . However , archaeologist Sylvanus Morley claimed that it expressed a Calendar Round date of 6 Ahaw 13 K  yab ( corresponding to a Long Count date of 9 @.@ 17 @.@ 5 @.@ 0 @.@ 0 or Dec. 27 , 775 ) , which Martin and Grube note within Ha ' K 'in Xook  reign . Stela 23 the king  accession monument . Originally carved on all 4 faces , this stela is in poor condition cuz it tipped ova and shattered . The largest portions remaining include da base , and remnants of a basal panel of glyphs feature tdafeet of two individuals . Similar to Stela 18 , Martin and Grube argue dat Stela 23 dates to the rulership of Ha ' K 'in Xook becacuz Calendar Round date on thdaonument contemporary witt the date found on Stela 13 . dis stele detail a puluuy utz 'itil ceremony for Ha ' K 'in Xook  dead father , Itzam K 'an Ahk II , and , when translated , read " Ruler 6 [ Ha ' K 'in Xook ] , child of Ruler 4 [ Itzam K 'an Ahk II ] … acceded to the rulership " , seemingly proving that Ha ' K 'in Xook was indeed thedafspring of Itzam K 'an Ahk II .