Complex sentence: Crucial hearsay evidence came from two previously convicted fellow inmates and habitual jailhouse informants, John Del Frate and Edward Floyd Fink, who claimed to have heard Thompson confess while in jail together to the rape and murder.
Split into simpler sentences: Crucial hearsay evidence came from two previously convicted fellow inmates. Habitual jailhouse informant, Edward Floyd Fink, claimed in testimony to the jury to have heard Thompson confess while in jail together to the rape and murder.