<human>: Question: By late afternoon, what were the Prussian southern attacks at risk of?

Is "At 18:15 the Prussian 2nd Guards Infantry Brigade, the last of the 1st Guards Infantry Division, was committed to the attack on St. Privat while Steinmetz committed the last of the reserves of the First Army across the Mance Ravine." the correct answer?

OPTIONS:
- yes
- no
<bot>: no