One \((S - O)\pi \) bond will be \((p-p)\) \(\pi\) bond while two \((S - O)\pi \) bond will be \((p-d)\) \(\pi\) bond.
$\mathrm{NH}_3, \mathrm{SO}_2, \mathrm{SiO}_2, \mathrm{BeCl}_2, \mathrm{CO}_2, \mathrm{H}_2 \mathrm{O}, \mathrm{CH}_4, \mathrm{BF}_3$