<prompt> Bhala okuqhubekayo kwalesi sigaba - Ukuba khona kwamaYalain kwahlongozwa okokuqala nguGrant D. Jones. UJones wasikisela ukuthi insimu yabo yayizungeze idolobha elinegama elifanayo ogwini lweLake Macanché futhi yandiswa ngasempumalanga endaweni yokudonsa amachibi iYaxhá neSacnab. Le ndawo ngaphambili yayiyinsimu yamaKowoj futhi yayihlala ihlala ama-Itza ngeminyaka yo-1630. UDon noPrudence Rice baye baphikisana nendawo enhloko-dolobha yaseYalain ekude kakhulu empumalanga ngesisekelo sokuthi bekuyoba kude kakhulu ukuba izakhamuzi zaseNojpetén zinakekele amasimu azo. Basikisela indawo ehlukile engxenyeni encane eseningizimu yeLake Petén Itza ngokwayo. Kamuva uJones wakungabaza ukuba khona kwama-Yalain ngokuzimela futhi wababheka njengabangabangane noma abancike ku-Itza, futhi kuchazwe kangcono njengengxenye yombuso wase-Itza. Umbuso waseYalain wawungaphansi kokulawula kwama - Itza lapho abaseSpain behlasela iPetén  <response>: ngo - 1697, ngaleso sikhathi eyayibuswa u - Aj Chan, indodana kadadewabo wenkosi yase - Itza. UDon noPrudence Rice baye bagomela ngokuthi kunobufakazi obanele bokuthi iYalain akufanele ibhekwe njengokufana ne-Itza nokuthi uhlelo lwe-Yalain oluzayo luhlala lunengqondo. 