Minecraft Command Block codes.

Test if an item has the [Not shown] Ability tag f_resist, with a comparator attached to it
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/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:0b,tag:{ability:["f_resist"]}}],SelectedItemSlot:0}

/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:1b,tag:{ability:["f_resist"]}}],SelectedItemSlot:1}

/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:2b,tag:{ability:["f_resist"]}}],SelectedItemSlot:2}

/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:3b,tag:{ability:["f_resist"]}}],SelectedItemSlot:3}

/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:4b,tag:{ability:["f_resist"]}}],SelectedItemSlot:4}

/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:5b,tag:{ability:["f_resist"]}}],SelectedItemSlot:5}

/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:6b,tag:{ability:["f_resist"]}}],SelectedItemSlot:6}

/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:7b,tag:{ability:["f_resist"]}}],SelectedItemSlot:7}

/testfor @e[type=Player,score_player_min=1,score_player=1] {Inventory:[{Slot:8b,tag:{ability:["f_resist"]}}],SelectedItemSlot:8}
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Give person fire resistance [Hooked up to comparator]
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effect @e[type=Player,score_player_min=1,score_player=1] 12 2 0 true
scoreboard players set @e[type=Player,score_player=1,score_player_min=1] f_resist 1
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Prevent errors, and make it loop
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[repeater]
setblock ~ ~ ~-1 minecraft:air
[repeater in front of that command block]
/clone -204 10 1105 -196 8 1101 ~-2 ~ ~-7
[Those co-ords are co-ords of copy of the area, up to the first repeater leading to the setblock command block.]
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Make it check 20 times per second
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fill ~ ~-1 ~ ~10 ~-1 ~ minecraft:redstone_block
[empty space, place redstone block to activate]
fill ~ ~1 ~ ~-10 ~1 ~ minecraft:air
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[Image] http://imgur.com/YTisGIs
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Give an item with 2 abilties:
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give @e[type=Player,name=luker2009,r=3] minecraft:stone_sword 1 0 {ability:[invisibility,f_resist]}
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