Guider; to lead.
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Ps [[23]],3\\
Ps [[31]],4\\
Ps [[43]],3\\
Ps [[61]],3\\
Ps [[67]],5\\
Ps [[73]],24\\
Ps [[78]],14,53,72\\
Ps [[107]],30\\
Ps [[139]],10\\
Ps [[143]],10