Press the instructed key.

Act as fast and accurately as possible.

The instruction is to press F, you press <<F>> in 833 ms. That is correct.
The instruction is to press K, you press <<K>> in 1966 ms. That is correct.
The instruction is to press D, you press <<D>> in 1399 ms. That is correct.
The instruction is to press J, you press <<D>> in 299 ms. That is incorrect.
The instruction is to press F, you press <<F>> in 970 ms. That is correct.
The instruction is to press K, you press 