input: mm15
SECO selected.
B3 selected.
TECO selected.
B2 selected.
SECH selected.
C2 selected.
SEQO selected.
D2 selected.
TBQO selected.
B1 selected.
TBQH selected.
D3 selected.
TBCH selected.
B4 selected.
SBCH selected.
C4 selected.
SBQH selected.
A4 selected.
SBQO selected.
D1 selected.

    1    2    3    4
  +----+----+----+----+
a |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
b |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
c |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
d |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+

Available:
SB SB SB SB SE SE SE SE TB TB TB TB TE TE TE TE 
CH CO QH QO CH CO QH QO CH CO QH QO CH CO QH QO 

Player 1's turn to select a piece:
SECO selected.

Player 2's turn to select a square:
B3 selected.

    1    2    3    4
  +----+----+----+----+
a |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
b |    |    | SE |    |
  |    |    | CO |    |
  +----+----+----+----+
c |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
d |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+

Available:
SB SB SB SB SE SE SE TB TB TB TB TE TE TE TE 
CH CO QH QO CH QH QO CH CO QH QO CH CO QH QO 

Player 2's turn to select a piece:
TECO s

    1    2    3    4
  +----+----+----+----+
a |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
b |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
c |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
d |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+

Available:
SB SB SB SB SE SE SE SE TB TB TB TB TE TE TE TE
CH CO QH QO CH CO QH QO CH CO QH QO CH CO QH QO

Player 1's turn to select a piece:
SECO selected.

Player 2's turn to select a square:
B3 selected.

    1    2    3    4
  +----+----+----+----+
a |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
b |    |    | SE |    |
  |    |    | CO |    |
  +----+----+----+----+
c |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+
d |    |    |    |    |
  |    |    |    |    |
  +----+----+----+----+

Available:
SB SB SB SB SE SE SE TB TB TB TB TE TE TE TE
CH CO QH QO CH QH QO CH CO QH QO CH CO QH QO

Player 2's turn to select a piece:
TECO sele