Anastasia Potapova beat Diana Schnaider 7-5 6-4 to reach the second round at the Madrid Mutua Open.
Potapova earned an early break in the first game and held serve at love to take a 2-0 lead. Schnaider, who won a WTA Tour title in Hin Hin, saved a break point in the third game. Schnaider broke back in the 10th game to draw level to 5-5. Potapova broke for the second time in the 11th game and served out at 15 in the 12thgame.
Potapova converted her third break point in the first game of the second set. Schnaider broke back in the fourth game to draw level to 2-2. Potapova saved five break points in the sixth game to hold serve before breaking in the seventh game to take a 4-3 lead. Schnaider broke back in the eighth game to draw level to 4-4. Potapova broke for the third time in the ninth game and sealed the win on her first match point.
Wang Xiyu came back from one set down to beat Ana Bogdan 6-7 (5-7) 7-6 (7-4) 6-2. Wan Xiyu set up a second round match against Iga Swiatek.
Wang Xiyu broke serve in the second game to open up a 3-0 lead. The Chinese converted her sixth break point in the sixth game to open up a 5-1 lead. Bogdan pulled both breaks back to draw level to 5-5. Wang Xiyu opened up a 5-2 lead. Bogdan won five consecutive points to seal the tie-break 7-5. Wang Xiyu broke serve at 15 in the first game and held serve at 15 to open up a 2-0 lead. Bogdan broke back in the sixth game to draw level to 3-3. Wang Xiyu saved a match point in the 10th game. Wang Xiyu went up a mini-break, but Bogdan pulled back on serve both times. Wang Xiyu won the final three points to seal the tie-break 7-4.
Wang Xiyu went up a 4-0 lead with two breaks in the third game. Bogdan pulled one of the two breaks back in the sixth game. Wang Xiyu broke serve in the eighth game on her second match point.
Karolina Schmiedlova beat Sofia Kenin 6-3 6-4. Schmiedlova broke serve at love in the second game and held serve to 30 to open up a 3-0 lead. Schmiedlova served out the first set 6-3 after saving two break points in the ninth game.
Schmiedlova broke serve at love in the third game to take a 2-1 lead. Kenin broke back in the fourth game to draw level to 2-2 lead. Schmiedlova broke at love in the eighth game before saving three break points to take a 5-3 lead. The Slovakian player served out the win on her first match point.