Washington Nationals preliminary prospect list

My first run through the Washington Nationals farm system gave me 42 names of interest. I have cut that back to 37, listed below. As usual, you can argue about which Grade Cs to include.

Washington Nationals 37 players

Isaac Ballou OF
Rafael Bautista OF
Robert Benincasa RHP
Chris Bostick 2B C+
Dale Carey OF
A.J. Cole RHP
Abel De Los Santos RHP
Robbie Dickey RHP
Wilmer Difo INF
Erick Fedde RHP
Lucas Giolito RHP
Brian Goodwin OF
Matt Grace LHP
Taylor Hill RHP
Jake Johansen RHP
Spencer Kieboom C
Reynaldo Lopez RHP
Gilberto Mendez LHP
Matt Page OF
Stephen Perez SS
Nick Pivetta RHP
Raudy Read C
Tony Renda 2B
Jakson Reetz C
Felipe Rivero LHP
Victor Robles OF
Jefry Rodriguez RHP
Joe Ross RHP
Derek Self RHP
Pedro Severino C
Matthew Skole 1B
Sammy Solis LHP   Is time to pull the plug here?
Michael Taylor OF
Trea Turner SS trade??
Drew Vettleson OF
Austin Voth RHp
Drew Ward 3B