user16674: 8/3k4/8/3K4/3P4/8/8/8 b - - 0 1

(Black to move)
This is a theoretical win since White has the opposition and the king is in front of the pawn.
I have downloaded the Windows version for Stockfish 9 and followed the UCI protocol.
Stockfish:
Stockfish 9 64 by T. Romstad, M. Costalba, J. Kiiski, G. Linscott

Input:
uci

Stockfish:
id name Stockfish 9 64
id author T. Romstad, M. Costalba, J. Kiiski, G. Linscott

option name Debug Log File type string default
option name Contempt type spin default 20 min -100 max 100
option name Threads type spin default 1 min 1 max 512
option name Hash type spin default 16 min 1 max 131072
option name Clear Hash type button
option name Ponder type check default false
option name MultiPV type spin default 1 min 1 max 500
option name Skill Level type spin default 20 min 0 max 20
option name Move Overhead type spin default 30 min 0 max 5000
option name Minimum Thinking Time type spin default 20 min 0 max 5000
option name Slow Mover type spin default 89 min 10 max 1000
option name nodestime type spin default 0 min 0 max 10000
option name UCI_Chess960 type check default false
option name SyzygyPath type string default <empty>
option name SyzygyProbeDepth type spin default 1 min 1 max 100
option name Syzygy50MoveRule type check default true
option name SyzygyProbeLimit type spin default 6 min 0 max 6
uciok

Input:
position fen 8/3k4/8/3K4/3P4/8/8/8 b - - 0 1
go depth 1

Stockfish:
info depth 1 seldepth 1 multipv 1 score cp -4276 nodes 5 nps 2500 tbhits 0 time 2 pv d7e8
bestmove d7e8

Why is the evaluation -4276?

user7297: Because Black is to move, and for Black the position is evaluated as being 42.76 pawns behind.

16674: <pre><code>8/3k4/8/3K4/3P4/8/8/8 b - - 0 1
</code></pre>

<p>(Black to move)</p>

<p>This is a theoretical win since White has the opposition and the king is in front of the pawn.</p>

<p>I have downloaded the Windows version for Stockfish 9 and followed the UCI protocol.</p>

<p>Stockfish:</p>

<pre><code>Stockfish 9 64 by T. Romstad, M. Costalba, J. Kiiski, G. Linscott
</code></pre>

<p>Input:</p>

<pre><code>uci
</code></pre>

<p>Stockfish:</p>

<pre><code>id name Stockfish 9 64
id author T. Romstad, M. Costalba, J. Kiiski, G. Linscott

option name Debug Log File type string default
option name Contempt type spin default 20 min -100 max 100
option name Threads type spin default 1 min 1 max 512
option name Hash type spin default 16 min 1 max 131072
option name Clear Hash type button
option name Ponder type check default false
option name MultiPV type spin default 1 min 1 max 500
option name Skill Level type spin default 20 min 0 max 20
option name Move Overhead type spin default 30 min 0 max 5000
option name Minimum Thinking Time type spin default 20 min 0 max 5000
option name Slow Mover type spin default 89 min 10 max 1000
option name nodestime type spin default 0 min 0 max 10000
option name UCI_Chess960 type check default false
option name SyzygyPath type string default &lt;empty&gt;
option name SyzygyProbeDepth type spin default 1 min 1 max 100
option name Syzygy50MoveRule type check default true
option name SyzygyProbeLimit type spin default 6 min 0 max 6
uciok
</code></pre>

<p>Input:</p>

<pre><code>position fen 8/3k4/8/3K4/3P4/8/8/8 b - - 0 1
go depth 1
</code></pre>

<p>Stockfish:</p>

<pre><code>info depth 1 seldepth 1 multipv 1 score cp -4276 nodes 5 nps 2500 tbhits 0 time 2 pv d7e8
bestmove d7e8
</code></pre>

<p>Why is the evaluation -4276?</p>
 7297: <p>Because Black is to move, and for <em>Black</em> the position is evaluated as being 42.76 pawns behind.</p>
