phase unphased
phase hole#21b40fca "决定分组"
phase hole#7c7fc07b "决定顺序" fill=hole#21b40fca
hole hole#7c7fc07b "决定顺序" type="Order" phase=hole#21b40fca
node ask#1@1 issue site=ask#1 phase=unphased
node hole#21b40fca@1 mark phase=hole#21b40fca
node hole#21b40fca/ask#1@1 issue site=hole#21b40fca/ask#1 phase=hole#21b40fca
node hole#7c7fc07b@1 issue site=hole#7c7fc07b phase=hole#21b40fca
node hole#7c7fc07b@2 mark phase=hole#7c7fc07b
node ask#2@1 issue site=ask#2 phase=unphased
edge entry -> ask#1@1 next
edge ask#1@1 -> hole#21b40fca@1 next
edge hole#21b40fca@1 -> hole#21b40fca/ask#1@1 fork
edge hole#21b40fca@1 -> ask#2@1 next
edge hole#21b40fca/ask#1@1 -> hole#7c7fc07b@1 next
edge hole#7c7fc07b@1 -> hole#7c7fc07b@2 next
edge hole#7c7fc07b@2 -> ask#2@1 join via=return
edge ask#2@1 -> sink jump via=return
phase-edge entry -> unphased next
phase-edge unphased -> hole#21b40fca next
phase-edge unphased -> sink jump via=return
phase-edge hole#21b40fca -> unphased next
phase-edge hole#21b40fca -> hole#7c7fc07b next
phase-edge hole#7c7fc07b -> unphased join via=return
