When is Inter Milan VS Schalke 04?

The first leg of this season's Champions League 1/4 final will be held on April 5 and 6, European time, and the second leg will be held on April 12 and 13. The first leg of the semi-final will be held on April 26th and 27th, and the second leg of the semi-final will be held on May 3rd and 4th. The final will be held at Wembley Stadium in London on May 28th.

Specific situation (the latter follows the schedule of "customers first, then hosts later"):

In the first half, Inter Milan (Serie A) VS Schalke 04 (Bundesliga) VS Chelsea (Premier League) VS Manchester United (Premier League)

In the second half, Real Madrid (La Liga) VS Tottenham Hotspur (Premier League) VS Barcelona (La Liga) VS Donetsk Miner (Wu Chao).