Minecraft wiki entry for Trident, associated text: Entity data
Tags common to all arrows[show]
Tags common to all entities[show]
Tags common to all projectiles[show]
 DealtDamage: 1 or 0 (true/false) - true if the trident has already damaged an entity, in which case subsequent collisions with entities deal no damage.
 Trident: The tag representing the item that is given when the entity is picked up.
Tags common to all items[show]