PERSON@1 , based on his archaeological dating , is of the opinion that the red paintings are from the MISC@1 period -LRB- c. NUMBER@1 -- NUMBER@2 BP -RRB- and the black paintings are from the Early Magdalenian period -LRB- early part of c. NUMBER@3 -- NUMBER@4 BP -RRB- .

PERSON@2 , based on his archaeological dating , is of the opinion that the red paintings are from the MISC@1 period -LRB- c. NUMBER@1 -- NUMBER@2 BP -RRB- and the black paintings are from the Early Magdalenian period -LRB- early part of c. NUMBER@3 -- NUMBER@4 BP -RRB- .
