<human>: Does the sentence "The team led by Peter Underhill, which discovered M458, did not consider the possibility that this was a Slavic marker, since they used the "evolutionary effective" mutation rate, which gave a date far too old to be Slavic." answer the question "Who searched for specifically Slavic sub-group of R1a1a [M17]?"

OPTIONS:
- yes
- no
<bot>: no