This must be the game Squeeze Play which cover was shown earlier.
Now with the instructions there are more features than I just found.
Translation:
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MANUAL
SQUEEZE PLAY
LOAD "game"
When the program has been read in and started with press
on the key ENTER, the program will show a
pattern on the TV/monitor; this
pattern change randomly.
The game consists of different monsters. Every game
gives three arrows. If these three arrows is swallowed by
the monsters - the game is over.
The game is started again by pressing any
key on the keyboard.
The arrows can be directed around with the joystick -
up and down - from side to side - it can
force the monsters to change position or swollow
the monsters by pressing on the red button
on the joystick.
It can also move the diamonds, and if 3
diamonds is placed on the same line, there is a
bonus of 500 points. On the other hand the monsters
will hunt and kill the arrows. The game will
automatically change to next level and the tempo will
increase.
When you have scored certain amount of points you will
be given a number of points and an extra arrow.
Points is shown with letters if the number of points
exceeds 9999.
E.g.
If you score 10001 - the screen shows A001
If you score 11001 - the screen shows B001
If you score 12001 - the screen shows C001
etc.
until 35001 - the screen shows Z001
over 36000 - the screen shows 0000
and you count from start.
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