for EACH pawn,,first move can be either
one 1 or two squares FORWARD ONLY ,thereafter one square
the pawn captures by moving diagonally to the opposing square
and captures the piece
when the pawn reaches the 8th rank
it can be exchanged for another piece except for king or pawn
all pawns are included (you could have as many as 8 queens)
you can also choose one of these pieces
HINT::promoting to a queen is not always the best
as shown in the following animated example