${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit K}^{0}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$  Decay Mode Summary INSPIRE   PDGID:
S042.211
Mode (*) Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/
Conf. Level		 P(MeV/c)  
$\Gamma_{238}$ ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit K}^{0}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ ($4.5$ $\pm0.4$) $ \times 10^{-4}$ 1611
Category: Charmonium modes
The following data is related to the above value:
$\Gamma($ ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit K}^{0}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}})/\Gamma($ ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit J / \psi}{(1S)}}{{\mathit K}^{0}})$
$\Gamma_{238}/\Gamma_{214}$