diff --git a/7-zip/task.json b/7-zip/task.json
index b098c55bb2..94ab32f05b 100644
--- a/7-zip/task.json
+++ b/7-zip/task.json
@@ -9,6 +9,7 @@
         "wasm_name": "7za.wasm",
         "input_dir": "<abs-path-to-wasm-store>/7-zip/in",
         "output_dir": "<abs-path-to-wasm-store>/7-zip/out",
+        "__comment": "there is one subtask, but there will be two jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": [
@@ -22,4 +23,4 @@
             }
         }
     }
-}
\ No newline at end of file
+}
diff --git a/MinimalHamiltonianPath/README.md b/MinimalHamiltonianPath/README.md
index bb3953f264..2fdd9e6295 100644
--- a/MinimalHamiltonianPath/README.md
+++ b/MinimalHamiltonianPath/README.md
@@ -58,6 +58,7 @@ vi task.json
         "wasm_name": "mhp.wasm",
         "input_dir": "/home/lukaszglen/wasm_test_5/t2/in",
         "output_dir": "/home/lukaszglen/wasm_test_5/t2/out",
+        "__comment":"there are three subtasks, but there will be six jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": ["0", "3"],
diff --git a/MinimalHamiltonianPath/task.json b/MinimalHamiltonianPath/task.json
index c419a8a5b1..94e010d13f 100644
--- a/MinimalHamiltonianPath/task.json
+++ b/MinimalHamiltonianPath/task.json
@@ -9,6 +9,7 @@
         "wasm_name": "mhp.wasm",
         "input_dir": "/home/lukaszglen/wasm_test_5/t2/in",
         "output_dir": "/home/lukaszglen/wasm_test_5/t2/out",
+        "__comment":"there are two subtasks, but there will be four jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": ["0", "2"],
diff --git a/README.md b/README.md
index 9823400735..29409943d7 100644
--- a/README.md
+++ b/README.md
@@ -83,6 +83,7 @@ where the `task.json` would consist of
         "wasm_name": "program.wasm",
         "input_dir": "<abs_path_to_the_repo>/input_dir",
         "output_dir": "<abs_path_to_the_repo>/output_dir",
+        "__comment": "there are two subtasks, but there will be four jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": ["arg1_1", "arg1_2"],
diff --git a/dcraw/task.json b/dcraw/task.json
index 7cdac5994d..394ee823e9 100644
--- a/dcraw/task.json
+++ b/dcraw/task.json
@@ -9,6 +9,7 @@
         "wasm_name": "dcraw.wasm",
         "input_dir": "<path-to-wasm-store>/dcraw/in",
         "output_dir": "<path-to-wasm-store>/dcraw/out",
+        "__comment": "there is one subtask, but there will be two jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": [
@@ -20,4 +21,4 @@
             }
         }
     }
-}
\ No newline at end of file
+}
diff --git a/flite/task.json b/flite/task.json
index 7c80929606..2865163bf4 100644
--- a/flite/task.json
+++ b/flite/task.json
@@ -9,6 +9,7 @@
         "wasm_name": "flite.wasm",
         "input_dir": "<abs-path-to-wasm-store>/flite/in",
         "output_dir": "<abs-path-to-wasm-store>/flite/out",
+        "__comment": "there is one subtask, but there will be two jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": [
@@ -21,4 +22,4 @@
             }
         }
     }
-}
\ No newline at end of file
+}
diff --git a/hello/task.json b/hello/task.json
index 0d956817db..bc13df1e41 100644
--- a/hello/task.json
+++ b/hello/task.json
@@ -9,6 +9,7 @@
         "wasm_name": "hello.wasm",
         "input_dir": "/path/to/your/working/directory/hello/in",
         "output_dir": "/path/to/your/working/directory/hello/out",
+        "__comment": "there is one subtask, but there will be two jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": ["world"],
diff --git a/sha1solver/README.md b/sha1solver/README.md
index dd4ab5a900..24bed4211c 100644
--- a/sha1solver/README.md
+++ b/sha1solver/README.md
@@ -85,6 +85,7 @@ vi task.json
         "wasm_name": "sha1solver.wasm",
         "input_dir": "/home/lukaszglen/wasm_test_5/sha1/in",
         "output_dir": "/home/lukaszglen/wasm_test_5/sha1/out",
+        "__comment": "there are three subtasks, but there will be six jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": ["0", "3", "2", "3", "9d", "infile", "out.txt"],
diff --git a/sha1solver/task.json b/sha1solver/task.json
index 72dec5383d..e36a3fa428 100644
--- a/sha1solver/task.json
+++ b/sha1solver/task.json
@@ -9,6 +9,7 @@
         "wasm_name": "sha1solver.wasm",
         "input_dir": "/home/lukaszglen/wasm_test_5/sha1/in",
         "output_dir": "/home/lukaszglen/wasm_test_5/sha1/out",
+        "__comment": "there are two subtasks, but there will be four jobs for the verification purpose (VbR)",
         "subtasks": {
             "subtask1": {
                 "exec_args": ["0", "2", "2", "3", "9d", "infile", "out.txt"],