Who is the h.s. principal with Dave Lovering as w.r. principal and Marty Pizur as m.s. principal?
CREATE TABLE "district_administration" (
  "year" text,
  "superintendent" text,
  "glendale_principal" text,
  "h_h_principal" text,
  "maplemere_principal" text,
  "w_r_principal" text,
  "m_s_principal" text,
  "h_s_principal" text,
  "h_s_asst_principal" text
);
SELECT "h_s_principal" FROM "district_administration" WHERE "w_r_principal"='dave lovering' AND "m_s_principal"='marty pizur';