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Turning it into a method that predicts full distributions of fragment masses and energies without tuning to fission data is still unsolved.","posed_since":"","precise":"Extend time-dependent density-functional theory with pairing (TDHFB, TDSLDA) by a beyond-mean-field treatment of fluctuations (time-dependent generator coordinate method, stochastic mean field, or time-dependent random phase approximation) so that it predicts the mass and charge yields $Y(A)$, $Y(Z)$, the total kinetic energy distribution $\\mathrm{TKE}(A)$ and their widths for $\\mathrm{235U}(n_{\\mathrm{th}},f)$ and $\\mathrm{252Cf}(\\mathrm{sf})$ within experimental uncertainty. The functional must be fixed by non-fission data only, and the answer is a demonstration of such predictions.","problem_ref":null,"references":"","settled_by":"Published yields and kinetic-energy distributions from a fluctuation-including microscopic method, with no fission-data fit, agreeing with evaluated data for several actinides and predicting a measured but unseen case.","status_note":"","title":"Predictive time-dependent density-functional dynamics of fission 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