fc_net = NeuralNetwork()

(fc_net
  .add(FCLayer(100))
  .add(ActivationLayer(tanh, tanh_prime))
  .add(FCLayer(50))
  .add(ActivationLayer(tanh, tanh_prime))
  .add(FCLayer(10))
  .add(ActivationLayer(tanh, tanh_prime))
  .add(ActivationLayer(softmax, softmax_prime))
  .use(mse, mse_prime)
  .fit(x_train[0:1000], y_train[0:1000], epochs=30, learning_rate=0.1)
)

preds = net.predict(x_test[:100])