Warrior: sunset paper

Hill: Beginner Standard 94
Author: unknown
Redcode
;redcode-94b
;name sunset paper
;author unknown
;assert 1
        step   equ 1092
        spl    1                  ; 4 parallel processes (must be even)
        spl    1
paper   spl    step,     {src
        mov    }src,     }paper
src     mov    *paper+4, }paper   ; must be exactly processes/2 lines after paper
        jmz.f  @paper+1, *src