sentences:  When nationalists were forced to withdraw their batteries from the few available artillery positions to avoid losses, the enemy was out of range.As a result, the attacking nationalists lost the artillery duel.Mao was happy that the nationalist attack was beaten back again, and on April 27, 1946, telegraphed Lin Biao to praise him and his troop, and asked Lin Biao to deploy one or two more regiments to develop Siping into Madrid in the East.