on place of tnt:
    name of player's tool is "&cC4"
    create safe explosion with force 3 at event-block
    wait 1 tick
    set event-block to air
    loop blocks in radius 5 around event-block:
        if loop-block is any wood plank:
            set loop-block to air
        if loop-block is cobblestone:
            set loop-block to oak wood plank