Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Knight | Weapon/item | External weapon | Shield animal | Cart |
| --- | --- | --- | --- | --- |
| Arthur | Excalibur | None | Dragon | Dahlia Cart |
| Lancelot | Lance | Sword | Lion | Lance Cart |
| Trunk | Battering Ram | Battle Axe | Ram | Ramhead Cart |
| Tone | Blacksmith's hammer and stake | Sword | Serpent | Large wagon |
| Breeze | Pike | Sword | Sphinx | None |
| Wally | Daggers | Two shortswords | Falcon | None |
| Gallop | Pole mace | Sword | Cerberus | None |
| Darren | Crossbow | Sword | Eagle | Giant crossbow cart |
| Phil | Spiked Club | Mace; Sword | Panther | None |
| Brick | Brick wall | Sword | Bat | Brick tower cart |
| Zeke | Spear | Sword; Club | Hydra | None |
| Lug | Football | Sword | Kraken | Large wagon |
Question:
What is the external weapon with a ramhead cart?
Answer:
Battle Axe