x2 y' // inspection
D R L F' L' D // pseudo cross | 6s 6qs
R' F U R F' D2 // 1st pair | 6s 7qs
y' R U' R2' U R U L U L' // 2nd+3rd pair | 9s 10qs
U' R' U2 R U R' U' R // 4th pair | 8s 9qs
F D' F2 U' L2 U' L2 F U2 F2 D F2 U // ZBLL | 13s 19qs
// | 42s 51qs