Table 8.

Event selection and categorization in the $\text{W}$ 3$\ell$ category

Subcategories	Selection
Global selection
—	$p_{\text{T}}{}_1>25\text{Ge}\text{V}$, $p_{\text{T}}{}_2>20\text{Ge}\text{V}$, $p_{\text{T}}{}_3>15\text{Ge}\text{V}$
	${\text{Q}}_{3\ell }=\pm 1$, $min(m_{\ell \ell })>12\text{Ge}\text{V}$, $\Delta {\eta }_{\ell \ell }>2.0$
	$p_{\text{T}}^{\text{miss}}>30\text{Ge}\text{V}$, ${\tilde{m}}_{\text{H}}>50\text{Ge}\text{V}$
	No jets with $p_{\text{T}}>30\text{Ge}\text{V}$, no b-tagged jet with $p_{\text{T}}>20\text{Ge}\text{V}$
Signal region
OSSF	OSSF lepton pair, $|m_{\ell \ell }-m_{\text{Z}}|>20\text{Ge}\text{V}$, $p_{\text{T}}^{\text{miss}}>40\text{Ge}\text{V}$
SSSF	No OSSF lepton pair
Control region
$\text{W}$	OSSF lepton pair, $|m_{\ell \ell }-m_{\text{Z}}|<20\text{Ge}\text{V}$
	$p_{\text{T}}^{\text{miss}}>45\text{Ge}\text{V}$, $m_{3\ell }>100\text{Ge}\text{V}$
$\text{Z}\mathrm{\gamma }$	OSSF lepton pair, $|m_{\ell \ell }-m_{\text{Z}}|<20\text{Ge}\text{V}$
	$p_{\text{T}}^{\text{miss}}<40\text{Ge}\text{V}$, $80<m_{3\ell }<100\text{Ge}\text{V}$