139-Mate in 3 Solution.

Solution: 1. Bb8! waiting
 1... Kb6 2. Rb7+
    2... Ka5 3. Bc7#
 Giving the Black King a fly and opening a line.

138-Mate in 3 solution.

Solution: 1. Rd3! [2. Rd5#]
 1... Kxa6 2. Rb3+
    2... Ka5 3. Bb6#
 white self interference gives a flight square to black

137-Selfmate in Two moves.

Solution: 1. Qc7! [2. Qb6 ... axb6#]
 1... Qb8 2. Qb6 ... Qxb6, axb6#
 1... Qc8 2. Qb6 ... axb6#
 1... Qd8 2. Qb6 ... Qxb6, axb6#
 1... Qe8 2. Qb6 ... axb6#
 1... Qf8 2. Qb6 ... axb6#
 1... Qg8 2. Qb6 ... axb6#
 1... Qh8 2. Qb6 ... axb6#
 1... Qb7 2. Qb6 ... axb6, Qxb6#
 1... bxa4 2. Qb6 ... axb6#
 1... b3 2. Qb6 ... axb6#
 1... Bc2 2. Qb6 ... axb6#
 1... Bb3 2. Qb6 ... axb6#
 1... Bxa4 2. Qb6 ... axb6#
 1... Be2 2. Qb6 ... axb6#
 1... Bf3 2. Qb6 ... axb6#
 1... Bg4 2. Qb6 ... axb6#
 1... Bh5 2. Qb6 ... axb6#