BLUE SPRINGS – For the second straight season, a Kansas City-based private school ended Richmond’s postseason run in boys basketball in the Class 4 state quarterfinals. The Spartans’ latest run ended with a 52-32 loss to Pembroke Hill March 12 at Blue Springs High School – 365 days after their 70-67 state quarterfinal loss to The Barstow School at Avila University. Like the Barstow loss, Richmond junior guard Eli Steele expects last week’s loss to sting for a while. But the hurt is “even worse” than the Barstow loss, Steele said. Unlike the Barstow loss, Richmond never led against Pembroke Hill. The Raiders tagged the Spartans with a 14-0 opening run and led 19-3 after one quarter. Jack Gogue sank a two-point bucket with 1 minute, 50 seconds left and Thomas Murphy sank one of two free throws with 43.7 seconds left to provide Richmond’s three points. Pembroke Hill sank four straight threepoint buckets in staging the opening run. “We just froze because they kind of shellshocked us…