How to Force Checkmate in 4×4 Mini Chess – a Tiny Chess Variant

There are a huge variety of so-called chess variants around. Honestly, this minimalistic version of minichess by David Silverman (according to David Pritchard in his book ‘The Classified Encyclopedia of Chess Variants’) doesn’t make much sense and here is the reason why.
Game was played with a chess app for MS-Win8 (‘Chess and variants’ by Jocly, ).